19754238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 48591360

約数和(自身を除く): 28837122

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 73, 102, 119, 146, 219, 238, 357, 379, 438, 511, 714, 758, 1022, 1137, 1241, 1533, 2274, 2482, 2653, 3066, 3723, 5306, 6443, 7446, 7959, 8687, 12886, 15918, 17374, 19329, 26061, 27667, 38658, 45101, 52122, 55334, 83001, 90202, 135303, 166002, 193669, 270606, 387338, 470339, 581007, 940678, 1162014, 1411017, 2822034, 3292373, 6584746, 9877119, 19754238]

約数ペア:

[(1, 19754238), (2, 9877119), (3, 6584746), (6, 3292373), (7, 2822034), (14, 1411017), (17, 1162014), (21, 940678), (34, 581007), (42, 470339), (51, 387338), (73, 270606), (102, 193669), (119, 166002), (146, 135303), (219, 90202), (238, 83001), (357, 55334), (379, 52122), (438, 45101), (511, 38658), (714, 27667), (758, 26061), (1022, 19329), (1137, 17374), (1241, 15918), (1533, 12886), (2274, 8687), (2482, 7959), (2653, 7446), (3066, 6443), (3723, 5306)]