20370088

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 19805912

約数列:

[1, 2, 4, 8, 23, 46, 92, 149, 184, 298, 596, 743, 1192, 1486, 2972, 3427, 5944, 6854, 13708, 17089, 27416, 34178, 68356, 110707, 136712, 221414, 442828, 885656, 2546261, 5092522, 10185044, 20370088]

約数ペア:

[(1, 20370088), (2, 10185044), (4, 5092522), (8, 2546261), (23, 885656), (46, 442828), (92, 221414), (149, 136712), (184, 110707), (298, 68356), (596, 34178), (743, 27416), (1192, 17089), (1486, 13708), (2972, 6854), (3427, 5944)]