1993205056

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1367

約数の個数: 56

約数和(自身を含む): 4006388736

約数和(自身を除く): 2013183680

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 251, 254, 502, 508, 977, 1004, 1016, 1954, 2008, 2032, 3908, 4016, 4064, 7816, 8032, 8128, 15632, 16064, 31264, 31877, 62528, 63754, 124079, 127508, 245227, 248158, 255016, 490454, 496316, 510032, 980908, 992632, 1020064, 1961816, 1985264, 2040128, 3923632, 3970528, 7847264, 7941056, 15694528, 31143829, 62287658, 124575316, 249150632, 498301264, 996602528, 1993205056]

約数ペア:

[(1, 1993205056), (2, 996602528), (4, 498301264), (8, 249150632), (16, 124575316), (32, 62287658), (64, 31143829), (127, 15694528), (251, 7941056), (254, 7847264), (502, 3970528), (508, 3923632), (977, 2040128), (1004, 1985264), (1016, 1961816), (1954, 1020064), (2008, 992632), (2032, 980908), (3908, 510032), (4016, 496316), (4064, 490454), (7816, 255016), (8032, 248158), (8128, 245227), (15632, 127508), (16064, 124079), (31264, 63754), (31877, 62528)]