22897784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 30808456

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 443, 497, 568, 728, 886, 923, 994, 1772, 1846, 1988, 3101, 3544, 3692, 3976, 5759, 6202, 6461, 7384, 11518, 12404, 12922, 23036, 24808, 25844, 31453, 40313, 46072, 51688, 62906, 80626, 125812, 161252, 220171, 251624, 322504, 408889, 440342, 817778, 880684, 1635556, 1761368, 2862223, 3271112, 5724446, 11448892, 22897784]

約数ペア:

[(1, 22897784), (2, 11448892), (4, 5724446), (7, 3271112), (8, 2862223), (13, 1761368), (14, 1635556), (26, 880684), (28, 817778), (52, 440342), (56, 408889), (71, 322504), (91, 251624), (104, 220171), (142, 161252), (182, 125812), (284, 80626), (364, 62906), (443, 51688), (497, 46072), (568, 40313), (728, 31453), (886, 25844), (923, 24808), (994, 23036), (1772, 12922), (1846, 12404), (1988, 11518), (3101, 7384), (3544, 6461), (3692, 6202), (3976, 5759)]