18630990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29573}}^1$

素因数の和:29593

約数の個数: 48

約数和(自身を含む): 55362528

約数和(自身を除く): 36731538

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 29573, 59146, 88719, 147865, 177438, 207011, 266157, 295730, 414022, 443595, 532314, 621033, 887190, 1035055, 1242066, 1330785, 1863099, 2070110, 2661570, 3105165, 3726198, 6210330, 9315495, 18630990]

約数ペア:

[(1, 18630990), (2, 9315495), (3, 6210330), (5, 3726198), (6, 3105165), (7, 2661570), (9, 2070110), (10, 1863099), (14, 1330785), (15, 1242066), (18, 1035055), (21, 887190), (30, 621033), (35, 532314), (42, 443595), (45, 414022), (63, 295730), (70, 266157), (90, 207011), (105, 177438), (126, 147865), (210, 88719), (315, 59146), (630, 29573)]