18446428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 46061568

約数和(自身を除く): 27615140

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 91, 119, 143, 154, 182, 187, 221, 238, 271, 286, 308, 364, 374, 442, 476, 542, 572, 748, 884, 1001, 1084, 1309, 1547, 1897, 2002, 2431, 2618, 2981, 3094, 3523, 3794, 4004, 4607, 4862, 5236, 5962, 6188, 7046, 7588, 9214, 9724, 11924, 14092, 17017, 18428, 20867, 24661, 32249, 34034, 38753, 41734, 49322, 50677, 59891, 64498, 68068, 77506, 83468, 98644, 101354, 119782, 128996, 155012, 202708, 239564, 271271, 354739, 419237, 542542, 658801, 709478, 838474, 1085084, 1317602, 1418956, 1676948, 2635204, 4611607, 9223214, 18446428]

約数ペア:

[(1, 18446428), (2, 9223214), (4, 4611607), (7, 2635204), (11, 1676948), (13, 1418956), (14, 1317602), (17, 1085084), (22, 838474), (26, 709478), (28, 658801), (34, 542542), (44, 419237), (52, 354739), (68, 271271), (77, 239564), (91, 202708), (119, 155012), (143, 128996), (154, 119782), (182, 101354), (187, 98644), (221, 83468), (238, 77506), (271, 68068), (286, 64498), (308, 59891), (364, 50677), (374, 49322), (442, 41734), (476, 38753), (542, 34034), (572, 32249), (748, 24661), (884, 20867), (1001, 18428), (1084, 17017), (1309, 14092), (1547, 11924), (1897, 9724), (2002, 9214), (2431, 7588), (2618, 7046), (2981, 6188), (3094, 5962), (3523, 5236), (3794, 4862), (4004, 4607)]