18685530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1087}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 48881664

約数和(自身を除く): 30196134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1087, 1146, 1719, 1910, 2174, 2865, 3261, 3438, 5435, 5730, 6522, 8595, 9783, 10870, 16305, 17190, 19566, 32610, 48915, 97830, 207617, 415234, 622851, 1038085, 1245702, 1868553, 2076170, 3114255, 3737106, 6228510, 9342765, 18685530]

約数ペア:

[(1, 18685530), (2, 9342765), (3, 6228510), (5, 3737106), (6, 3114255), (9, 2076170), (10, 1868553), (15, 1245702), (18, 1038085), (30, 622851), (45, 415234), (90, 207617), (191, 97830), (382, 48915), (573, 32610), (955, 19566), (1087, 17190), (1146, 16305), (1719, 10870), (1910, 9783), (2174, 8595), (2865, 6522), (3261, 5730), (3438, 5435)]