20802872988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30413557}}^1$

素因数の和:30413586

約数の個数: 36

約数和(自身を含む): 55352675560

約数和(自身を除く): 34549802572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30413557, 60827114, 91240671, 121654228, 182481342, 273722013, 364962684, 547444026, 577857583, 1094888052, 1155715166, 1733572749, 2311430332, 3467145498, 5200718247, 6934290996, 10401436494, 20802872988]

約数ペア:

[(1, 20802872988), (2, 10401436494), (3, 6934290996), (4, 5200718247), (6, 3467145498), (9, 2311430332), (12, 1733572749), (18, 1155715166), (19, 1094888052), (36, 577857583), (38, 547444026), (57, 364962684), (76, 273722013), (114, 182481342), (171, 121654228), (228, 91240671), (342, 60827114), (684, 30413557)]