18295270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8476

約数の個数: 32

約数和(自身を含む): 38854656

約数和(自身を除く): 20559386

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8431, 16862, 42155, 59017, 84310, 118034, 261361, 295085, 522722, 590170, 1306805, 1829527, 2613610, 3659054, 9147635, 18295270]

約数ペア:

[(1, 18295270), (2, 9147635), (5, 3659054), (7, 2613610), (10, 1829527), (14, 1306805), (31, 590170), (35, 522722), (62, 295085), (70, 261361), (155, 118034), (217, 84310), (310, 59017), (434, 42155), (1085, 16862), (2170, 8431)]