17787830

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 15113290

約数列:

[1, 2, 5, 10, 67, 134, 139, 191, 278, 335, 382, 670, 695, 955, 1390, 1910, 9313, 12797, 18626, 25594, 26549, 46565, 53098, 63985, 93130, 127970, 132745, 265490, 1778783, 3557566, 8893915, 17787830]

約数ペア:

[(1, 17787830), (2, 8893915), (5, 3557566), (10, 1778783), (67, 265490), (134, 132745), (139, 127970), (191, 93130), (278, 63985), (335, 53098), (382, 46565), (670, 26549), (695, 25594), (955, 18626), (1390, 12797), (1910, 9313)]