2557742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 4579200

約数和(自身を除く): 2021458

約数列:

[1, 2, 11, 19, 22, 29, 38, 58, 209, 211, 319, 418, 422, 551, 638, 1102, 2321, 4009, 4642, 6061, 6119, 8018, 12122, 12238, 44099, 67309, 88198, 116261, 134618, 232522, 1278871, 2557742]

約数ペア:

[(1, 2557742), (2, 1278871), (11, 232522), (19, 134618), (22, 116261), (29, 88198), (38, 67309), (58, 44099), (209, 12238), (211, 12122), (319, 8018), (418, 6119), (422, 6061), (551, 4642), (638, 4009), (1102, 2321)]