193996688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{638147}}^1$

素因数の和:638174

約数の個数: 20

約数和(自身を含む): 395651760

約数和(自身を除く): 201655072

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 638147, 1276294, 2552588, 5105176, 10210352, 12124793, 24249586, 48499172, 96998344, 193996688]

約数ペア:

[(1, 193996688), (2, 96998344), (4, 48499172), (8, 24249586), (16, 12124793), (19, 10210352), (38, 5105176), (76, 2552588), (152, 1276294), (304, 638147)]