20077218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2017}}^1$

素因数の和:2111

約数の個数: 48

約数和(自身を含む): 50369280

約数和(自身を除く): 30292062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 2017, 3318, 4034, 4977, 6051, 9954, 12102, 14119, 18153, 28238, 36306, 42357, 84714, 127071, 159343, 254142, 318686, 478029, 956058, 1115401, 1434087, 2230802, 2868174, 3346203, 6692406, 10038609, 20077218]

約数ペア:

[(1, 20077218), (2, 10038609), (3, 6692406), (6, 3346203), (7, 2868174), (9, 2230802), (14, 1434087), (18, 1115401), (21, 956058), (42, 478029), (63, 318686), (79, 254142), (126, 159343), (158, 127071), (237, 84714), (474, 42357), (553, 36306), (711, 28238), (1106, 18153), (1422, 14119), (1659, 12102), (2017, 9954), (3318, 6051), (4034, 4977)]