19456398

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 49454496

約数和(自身を除く): 29998098

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 67, 73, 78, 102, 117, 134, 146, 153, 201, 219, 221, 234, 306, 402, 438, 442, 603, 657, 663, 871, 949, 1139, 1206, 1241, 1314, 1326, 1742, 1898, 1989, 2278, 2482, 2613, 2847, 3417, 3723, 3978, 4891, 5226, 5694, 6834, 7446, 7839, 8541, 9782, 10251, 11169, 14673, 14807, 15678, 16133, 17082, 20502, 22338, 29346, 29614, 32266, 44019, 44421, 48399, 63583, 83147, 88038, 88842, 96798, 127166, 133263, 145197, 166294, 190749, 249441, 266526, 290394, 381498, 498882, 572247, 748323, 1080911, 1144494, 1496646, 2161822, 3242733, 6485466, 9728199, 19456398]

約数ペア:

[(1, 19456398), (2, 9728199), (3, 6485466), (6, 3242733), (9, 2161822), (13, 1496646), (17, 1144494), (18, 1080911), (26, 748323), (34, 572247), (39, 498882), (51, 381498), (67, 290394), (73, 266526), (78, 249441), (102, 190749), (117, 166294), (134, 145197), (146, 133263), (153, 127166), (201, 96798), (219, 88842), (221, 88038), (234, 83147), (306, 63583), (402, 48399), (438, 44421), (442, 44019), (603, 32266), (657, 29614), (663, 29346), (871, 22338), (949, 20502), (1139, 17082), (1206, 16133), (1241, 15678), (1314, 14807), (1326, 14673), (1742, 11169), (1898, 10251), (1989, 9782), (2278, 8541), (2482, 7839), (2613, 7446), (2847, 6834), (3417, 5694), (3723, 5226), (3978, 4891)]