18252420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4987}}^1$

素因数の和:5060

約数の個数: 48

約数和(自身を含む): 51955008

約数和(自身を除く): 33702588

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, 4987, 9974, 14961, 19948, 24935, 29922, 49870, 59844, 74805, 99740, 149610, 299220, 304207, 608414, 912621, 1216828, 1521035, 1825242, 3042070, 3650484, 4563105, 6084140, 9126210, 18252420]

約数ペア:

[(1, 18252420), (2, 9126210), (3, 6084140), (4, 4563105), (5, 3650484), (6, 3042070), (10, 1825242), (12, 1521035), (15, 1216828), (20, 912621), (30, 608414), (60, 304207), (61, 299220), (122, 149610), (183, 99740), (244, 74805), (305, 59844), (366, 49870), (610, 29922), (732, 24935), (915, 19948), (1220, 14961), (1830, 9974), (3660, 4987)]