20162521788

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{320101}}^1$

素因数の和:320318

約数の個数: 48

約数和(自身を含む): 48937193760

約数和(自身を除く): 28774671972

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 181, 348, 362, 543, 724, 1086, 2172, 5249, 10498, 15747, 20996, 31494, 62988, 320101, 640202, 960303, 1280404, 1920606, 3841212, 9282929, 18565858, 27848787, 37131716, 55697574, 57938281, 111395148, 115876562, 173814843, 231753124, 347629686, 695259372, 1680210149, 3360420298, 5040630447, 6720840596, 10081260894, 20162521788]

約数ペア:

[(1, 20162521788), (2, 10081260894), (3, 6720840596), (4, 5040630447), (6, 3360420298), (12, 1680210149), (29, 695259372), (58, 347629686), (87, 231753124), (116, 173814843), (174, 115876562), (181, 111395148), (348, 57938281), (362, 55697574), (543, 37131716), (724, 27848787), (1086, 18565858), (2172, 9282929), (5249, 3841212), (10498, 1920606), (15747, 1280404), (20996, 960303), (31494, 640202), (62988, 320101)]