18961830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{70229}}^1$

素因数の和:70245

約数の個数: 32

約数和(自身を含む): 50565600

約数和(自身を除く): 31603770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 70229, 140458, 210687, 351145, 421374, 632061, 702290, 1053435, 1264122, 1896183, 2106870, 3160305, 3792366, 6320610, 9480915, 18961830]

約数ペア:

[(1, 18961830), (2, 9480915), (3, 6320610), (5, 3792366), (6, 3160305), (9, 2106870), (10, 1896183), (15, 1264122), (18, 1053435), (27, 702290), (30, 632061), (45, 421374), (54, 351145), (90, 210687), (135, 140458), (270, 70229)]