2018242795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1\times {\mathrm{907}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 2601964800

約数和(自身を除く): 583722005

約数列:

[1, 5, 19, 59, 95, 295, 397, 907, 1121, 1985, 4535, 5605, 7543, 17233, 23423, 37715, 53513, 86165, 117115, 267565, 360079, 445037, 1016747, 1800395, 2225185, 5083735, 6841501, 21244661, 34207505, 106223305, 403648559, 2018242795]

約数ペア:

[(1, 2018242795), (5, 403648559), (19, 106223305), (59, 34207505), (95, 21244661), (295, 6841501), (397, 5083735), (907, 2225185), (1121, 1800395), (1985, 1016747), (4535, 445037), (5605, 360079), (7543, 267565), (17233, 117115), (23423, 86165), (37715, 53513)]