19343792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{823}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 40768224

約数和(自身を除く): 21424432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 452, 823, 904, 1469, 1646, 1808, 2938, 3292, 5876, 6584, 10699, 11752, 13168, 21398, 23504, 42796, 85592, 92999, 171184, 185998, 371996, 743992, 1208987, 1487984, 2417974, 4835948, 9671896, 19343792]

約数ペア:

[(1, 19343792), (2, 9671896), (4, 4835948), (8, 2417974), (13, 1487984), (16, 1208987), (26, 743992), (52, 371996), (104, 185998), (113, 171184), (208, 92999), (226, 85592), (452, 42796), (823, 23504), (904, 21398), (1469, 13168), (1646, 11752), (1808, 10699), (2938, 6584), (3292, 5876)]