47319728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{155657}}^1$

素因数の和:155684

約数の個数: 20

約数和(自身を含む): 96507960

約数和(自身を除く): 49188232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 155657, 311314, 622628, 1245256, 2490512, 2957483, 5914966, 11829932, 23659864, 47319728]

約数ペア:

[(1, 47319728), (2, 23659864), (4, 11829932), (8, 5914966), (16, 2957483), (19, 2490512), (38, 1245256), (76, 622628), (152, 311314), (304, 155657)]