20185596808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10215383}}^1$

素因数の和:10215421

約数の個数: 32

約数和(自身を含む): 42904612800

約数和(自身を除く): 22719015992

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 10215383, 20430766, 40861532, 81723064, 132799979, 194092277, 265599958, 388184554, 531199916, 776369108, 1062399832, 1552738216, 2523199601, 5046399202, 10092798404, 20185596808]

約数ペア:

[(1, 20185596808), (2, 10092798404), (4, 5046399202), (8, 2523199601), (13, 1552738216), (19, 1062399832), (26, 776369108), (38, 531199916), (52, 388184554), (76, 265599958), (104, 194092277), (152, 132799979), (247, 81723064), (494, 40861532), (988, 20430766), (1976, 10215383)]