40115536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131959}}^1$

素因数の和:131986

約数の個数: 20

約数和(自身を含む): 81815200

約数和(自身を除く): 41699664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 131959, 263918, 527836, 1055672, 2111344, 2507221, 5014442, 10028884, 20057768, 40115536]

約数ペア:

[(1, 40115536), (2, 20057768), (4, 10028884), (8, 5014442), (16, 2507221), (19, 2111344), (38, 1055672), (76, 527836), (152, 263918), (304, 131959)]