18992190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90439}}^1$

素因数の和:90456

約数の個数: 32

約数和(自身を含む): 52093440

約数和(自身を除く): 33101250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90439, 180878, 271317, 452195, 542634, 633073, 904390, 1266146, 1356585, 1899219, 2713170, 3165365, 3798438, 6330730, 9496095, 18992190]

約数ペア:

[(1, 18992190), (2, 9496095), (3, 6330730), (5, 3798438), (6, 3165365), (7, 2713170), (10, 1899219), (14, 1356585), (15, 1266146), (21, 904390), (30, 633073), (35, 542634), (42, 452195), (70, 271317), (105, 180878), (210, 90439)]