18160504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{761}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 36118800

約数和(自身を除く): 17958296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 761, 1256, 1522, 2983, 3044, 5966, 6088, 11932, 14459, 23864, 28918, 57836, 115672, 119477, 238954, 477908, 955816, 2270063, 4540126, 9080252, 18160504]

約数ペア:

[(1, 18160504), (2, 9080252), (4, 4540126), (8, 2270063), (19, 955816), (38, 477908), (76, 238954), (152, 119477), (157, 115672), (314, 57836), (628, 28918), (761, 23864), (1256, 14459), (1522, 11932), (2983, 6088), (3044, 5966)]