18251018540

素因数分解:

$2^2\times 5^1\times {\mathrm{15361}}^1\times {\mathrm{59407}}^1$

素因数の和:74777

約数の個数: 24

約数和(自身を含む): 38330279232

約数和(自身を除く): 20079260692

約数列:

[1, 2, 4, 5, 10, 20, 15361, 30722, 59407, 61444, 76805, 118814, 153610, 237628, 297035, 307220, 594070, 1188140, 912550927, 1825101854, 3650203708, 4562754635, 9125509270, 18251018540]

約数ペア:

[(1, 18251018540), (2, 9125509270), (4, 4562754635), (5, 3650203708), (10, 1825101854), (20, 912550927), (15361, 1188140), (30722, 594070), (59407, 307220), (61444, 297035), (76805, 237628), (118814, 153610)]