418021630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{18587}}^1$

素因数の和:18780

約数の個数: 32

約数和(自身を含む): 815046624

約数和(自身を除く): 397024994

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 11245, 18587, 22490, 37174, 92935, 185870, 241631, 483262, 1208155, 2416310, 3215551, 6431102, 16077755, 32155510, 41802163, 83604326, 209010815, 418021630]

約数ペア:

[(1, 418021630), (2, 209010815), (5, 83604326), (10, 41802163), (13, 32155510), (26, 16077755), (65, 6431102), (130, 3215551), (173, 2416310), (346, 1208155), (865, 483262), (1730, 241631), (2249, 185870), (4498, 92935), (11245, 37174), (18587, 22490)]