20930634

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 47497320

約数和(自身を除く): 26566686

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 101, 174, 202, 261, 303, 397, 522, 606, 794, 909, 1191, 1818, 2382, 2929, 3573, 5858, 7146, 8787, 11513, 17574, 23026, 26361, 34539, 40097, 52722, 69078, 80194, 103617, 120291, 207234, 240582, 360873, 721746, 1162813, 2325626, 3488439, 6976878, 10465317, 20930634]

約数ペア:

[(1, 20930634), (2, 10465317), (3, 6976878), (6, 3488439), (9, 2325626), (18, 1162813), (29, 721746), (58, 360873), (87, 240582), (101, 207234), (174, 120291), (202, 103617), (261, 80194), (303, 69078), (397, 52722), (522, 40097), (606, 34539), (794, 26361), (909, 23026), (1191, 17574), (1818, 11513), (2382, 8787), (2929, 7146), (3573, 5858)]