20162538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 48297600

約数和(自身を除く): 28135062

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 158, 198, 237, 474, 711, 869, 1289, 1422, 1738, 2578, 2607, 3867, 5214, 7734, 7821, 11601, 14179, 15642, 23202, 28358, 42537, 85074, 101831, 127611, 203662, 255222, 305493, 610986, 916479, 1120141, 1832958, 2240282, 3360423, 6720846, 10081269, 20162538]

約数ペア:

[(1, 20162538), (2, 10081269), (3, 6720846), (6, 3360423), (9, 2240282), (11, 1832958), (18, 1120141), (22, 916479), (33, 610986), (66, 305493), (79, 255222), (99, 203662), (158, 127611), (198, 101831), (237, 85074), (474, 42537), (711, 28358), (869, 23202), (1289, 15642), (1422, 14179), (1738, 11601), (2578, 7821), (2607, 7734), (3867, 5214)]