20178859494

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1\times {\mathrm{78437}}^1$

素因数の和:79304

約数の個数: 32

約数和(自身を含む): 41170537440

約数和(自身を除く): 20991677946

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 809, 1618, 2427, 4854, 42877, 78437, 85754, 128631, 156874, 235311, 257262, 470622, 4157161, 8314322, 12471483, 24942966, 63455533, 126911066, 190366599, 380733198, 3363143249, 6726286498, 10089429747, 20178859494]

約数ペア:

[(1, 20178859494), (2, 10089429747), (3, 6726286498), (6, 3363143249), (53, 380733198), (106, 190366599), (159, 126911066), (318, 63455533), (809, 24942966), (1618, 12471483), (2427, 8314322), (4854, 4157161), (42877, 470622), (78437, 257262), (85754, 235311), (128631, 156874)]