201859888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1621}}^1$

素因数の和:1853

約数の個数: 40

約数和(自身を含む): 402658256

約数和(自身を除く): 200798368

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 181, 344, 362, 688, 724, 1448, 1621, 2896, 3242, 6484, 7783, 12968, 15566, 25936, 31132, 62264, 69703, 124528, 139406, 278812, 293401, 557624, 586802, 1115248, 1173604, 2347208, 4694416, 12616243, 25232486, 50464972, 100929944, 201859888]

約数ペア:

[(1, 201859888), (2, 100929944), (4, 50464972), (8, 25232486), (16, 12616243), (43, 4694416), (86, 2347208), (172, 1173604), (181, 1115248), (344, 586802), (362, 557624), (688, 293401), (724, 278812), (1448, 139406), (1621, 124528), (2896, 69703), (3242, 62264), (6484, 31132), (7783, 25936), (12968, 15566)]