18038745

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 32927232

約数和(自身を除く): 14888487

約数列:

[1, 3, 5, 9, 15, 31, 45, 67, 93, 155, 193, 201, 279, 335, 465, 579, 603, 965, 1005, 1395, 1737, 2077, 2895, 3015, 5983, 6231, 8685, 10385, 12931, 17949, 18693, 29915, 31155, 38793, 53847, 64655, 89745, 93465, 116379, 193965, 269235, 400861, 581895, 1202583, 2004305, 3607749, 6012915, 18038745]

約数ペア:

[(1, 18038745), (3, 6012915), (5, 3607749), (9, 2004305), (15, 1202583), (31, 581895), (45, 400861), (67, 269235), (93, 193965), (155, 116379), (193, 93465), (201, 89745), (279, 64655), (335, 53847), (465, 38793), (579, 31155), (603, 29915), (965, 18693), (1005, 17949), (1395, 12931), (1737, 10385), (2077, 8685), (2895, 6231), (3015, 5983)]