18433740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23633}}^1$

素因数の和:23658

約数の個数: 48

約数和(自身を含む): 55587168

約数和(自身を除く): 37153428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23633, 47266, 70899, 94532, 118165, 141798, 236330, 283596, 307229, 354495, 472660, 614458, 708990, 921687, 1228916, 1417980, 1536145, 1843374, 3072290, 3686748, 4608435, 6144580, 9216870, 18433740]

約数ペア:

[(1, 18433740), (2, 9216870), (3, 6144580), (4, 4608435), (5, 3686748), (6, 3072290), (10, 1843374), (12, 1536145), (13, 1417980), (15, 1228916), (20, 921687), (26, 708990), (30, 614458), (39, 472660), (52, 354495), (60, 307229), (65, 283596), (78, 236330), (130, 141798), (156, 118165), (195, 94532), (260, 70899), (390, 47266), (780, 23633)]