18917290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5099}}^1$

素因数の和:5166

約数の個数: 32

約数和(自身を含む): 39657600

約数和(自身を除く): 20740310

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5099, 10198, 25495, 35693, 50990, 71386, 178465, 270247, 356930, 540494, 1351235, 1891729, 2702470, 3783458, 9458645, 18917290]

約数ペア:

[(1, 18917290), (2, 9458645), (5, 3783458), (7, 2702470), (10, 1891729), (14, 1351235), (35, 540494), (53, 356930), (70, 270247), (106, 178465), (265, 71386), (371, 50990), (530, 35693), (742, 25495), (1855, 10198), (3710, 5099)]