1640692218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1308367}}^1$

素因数の和:1308402

約数の個数: 32

約数和(自身を含む): 3768099840

約数和(自身を除く): 2127407622

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 1308367, 2616734, 3925101, 7850202, 14392037, 24858973, 28784074, 43176111, 49717946, 74576919, 86352222, 149153838, 273448703, 546897406, 820346109, 1640692218]

約数ペア:

[(1, 1640692218), (2, 820346109), (3, 546897406), (6, 273448703), (11, 149153838), (19, 86352222), (22, 74576919), (33, 49717946), (38, 43176111), (57, 28784074), (66, 24858973), (114, 14392037), (209, 7850202), (418, 3925101), (627, 2616734), (1254, 1308367)]