20747029236

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{240763}}^1$

素因数の和:240980

約数の個数: 48

約数和(自身を含む): 49832369664

約数和(自身を除く): 29085340428

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 167, 172, 258, 334, 501, 516, 668, 1002, 2004, 7181, 14362, 21543, 28724, 43086, 86172, 240763, 481526, 722289, 963052, 1444578, 2889156, 10352809, 20705618, 31058427, 40207421, 41411236, 62116854, 80414842, 120622263, 124233708, 160829684, 241244526, 482489052, 1728919103, 3457838206, 5186757309, 6915676412, 10373514618, 20747029236]

約数ペア:

[(1, 20747029236), (2, 10373514618), (3, 6915676412), (4, 5186757309), (6, 3457838206), (12, 1728919103), (43, 482489052), (86, 241244526), (129, 160829684), (167, 124233708), (172, 120622263), (258, 80414842), (334, 62116854), (501, 41411236), (516, 40207421), (668, 31058427), (1002, 20705618), (2004, 10352809), (7181, 2889156), (14362, 1444578), (21543, 963052), (28724, 722289), (43086, 481526), (86172, 240763)]