38720518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^2$

素因数の和:324

約数の個数: 24

約数和(自身を含む): 62407800

約数和(自身を除く): 23687282

約数列:

[1, 2, 19, 38, 89, 107, 178, 214, 1691, 2033, 3382, 4066, 9523, 11449, 19046, 22898, 180937, 217531, 361874, 435062, 1018961, 2037922, 19360259, 38720518]

約数ペア:

[(1, 38720518), (2, 19360259), (19, 2037922), (38, 1018961), (89, 435062), (107, 361874), (178, 217531), (214, 180937), (1691, 22898), (2033, 19046), (3382, 11449), (4066, 9523)]