18142620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4957}}^1$

素因数の和:5030

約数の個数: 48

約数和(自身を含む): 51642528

約数和(自身を除く): 33499908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4957, 9914, 14871, 19828, 24785, 29742, 49570, 59484, 74355, 99140, 148710, 297420, 302377, 604754, 907131, 1209508, 1511885, 1814262, 3023770, 3628524, 4535655, 6047540, 9071310, 18142620]

約数ペア:

[(1, 18142620), (2, 9071310), (3, 6047540), (4, 4535655), (5, 3628524), (6, 3023770), (10, 1814262), (12, 1511885), (15, 1209508), (20, 907131), (30, 604754), (60, 302377), (61, 297420), (122, 148710), (183, 99140), (244, 74355), (305, 59484), (366, 49570), (610, 29742), (732, 24785), (915, 19828), (1220, 14871), (1830, 9914), (3660, 4957)]