20199467808

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1163}}^1\times {\mathrm{4639}}^1$

素因数の和:5831

約数の個数: 144

約数和(自身を含む): 61927407360

約数和(自身を除く): 41727939552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1163, 1248, 1872, 2326, 3489, 3744, 4639, 4652, 6978, 9278, 9304, 10467, 13917, 13956, 15119, 18556, 18608, 20934, 27834, 27912, 30238, 37112, 37216, 41751, 41868, 45357, 55668, 55824, 60307, 60476, 74224, 83502, 83736, 90714, 111336, 111648, 120614, 120952, 136071, 148448, 167004, 167472, 180921, 181428, 222672, 241228, 241904, 272142, 334008, 334944, 361842, 362856, 445344, 482456, 483808, 542763, 544284, 668016, 723684, 725712, 964912, 1085526, 1088568, 1336032, 1447368, 1451424, 1929824, 2171052, 2177136, 2894736, 4342104, 4354272, 5395157, 5789472, 8684208, 10790314, 16185471, 17368416, 21580628, 32370942, 43161256, 48556413, 64741884, 70137041, 86322512, 97112826, 129483768, 140274082, 172645024, 194225652, 210411123, 258967536, 280548164, 388451304, 420822246, 517935072, 561096328, 631233369, 776902608, 841644492, 1122192656, 1262466738, 1553805216, 1683288984, 2244385312, 2524933476, 3366577968, 5049866952, 6733155936, 10099733904, 20199467808]

約数ペア:

[(1, 20199467808), (2, 10099733904), (3, 6733155936), (4, 5049866952), (6, 3366577968), (8, 2524933476), (9, 2244385312), (12, 1683288984), (13, 1553805216), (16, 1262466738), (18, 1122192656), (24, 841644492), (26, 776902608), (32, 631233369), (36, 561096328), (39, 517935072), (48, 420822246), (52, 388451304), (72, 280548164), (78, 258967536), (96, 210411123), (104, 194225652), (117, 172645024), (144, 140274082), (156, 129483768), (208, 97112826), (234, 86322512), (288, 70137041), (312, 64741884), (416, 48556413), (468, 43161256), (624, 32370942), (936, 21580628), (1163, 17368416), (1248, 16185471), (1872, 10790314), (2326, 8684208), (3489, 5789472), (3744, 5395157), (4639, 4354272), (4652, 4342104), (6978, 2894736), (9278, 2177136), (9304, 2171052), (10467, 1929824), (13917, 1451424), (13956, 1447368), (15119, 1336032), (18556, 1088568), (18608, 1085526), (20934, 964912), (27834, 725712), (27912, 723684), (30238, 668016), (37112, 544284), (37216, 542763), (41751, 483808), (41868, 482456), (45357, 445344), (55668, 362856), (55824, 361842), (60307, 334944), (60476, 334008), (74224, 272142), (83502, 241904), (83736, 241228), (90714, 222672), (111336, 181428), (111648, 180921), (120614, 167472), (120952, 167004), (136071, 148448)]