18263830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 36286704

約数和(自身を除く): 18022874

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 107, 130, 169, 202, 214, 338, 505, 535, 845, 1010, 1070, 1313, 1391, 1690, 2626, 2782, 6565, 6955, 10807, 13130, 13910, 17069, 18083, 21614, 34138, 36166, 54035, 85345, 90415, 108070, 140491, 170690, 180830, 280982, 702455, 1404910, 1826383, 3652766, 9131915, 18263830]

約数ペア:

[(1, 18263830), (2, 9131915), (5, 3652766), (10, 1826383), (13, 1404910), (26, 702455), (65, 280982), (101, 180830), (107, 170690), (130, 140491), (169, 108070), (202, 90415), (214, 85345), (338, 54035), (505, 36166), (535, 34138), (845, 21614), (1010, 18083), (1070, 17069), (1313, 13910), (1391, 13130), (1690, 10807), (2626, 6955), (2782, 6565)]