19018920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9323}}^1$

素因数の和:9354

約数の個数: 64

約数和(自身を含む): 60419520

約数和(自身を除く): 41400600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9323, 18646, 27969, 37292, 46615, 55938, 74584, 93230, 111876, 139845, 158491, 186460, 223752, 279690, 316982, 372920, 475473, 559380, 633964, 792455, 950946, 1118760, 1267928, 1584910, 1901892, 2377365, 3169820, 3803784, 4754730, 6339640, 9509460, 19018920]

約数ペア:

[(1, 19018920), (2, 9509460), (3, 6339640), (4, 4754730), (5, 3803784), (6, 3169820), (8, 2377365), (10, 1901892), (12, 1584910), (15, 1267928), (17, 1118760), (20, 950946), (24, 792455), (30, 633964), (34, 559380), (40, 475473), (51, 372920), (60, 316982), (68, 279690), (85, 223752), (102, 186460), (120, 158491), (136, 139845), (170, 111876), (204, 93230), (255, 74584), (340, 55938), (408, 46615), (510, 37292), (680, 27969), (1020, 18646), (2040, 9323)]