20215398623

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1\times {\mathrm{2243}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 24465272832

約数和(自身を除く): 4249874209

約数列:

[1, 7, 31, 41, 217, 287, 1013, 1271, 2243, 7091, 8897, 15701, 31403, 41533, 69533, 91963, 219821, 290731, 486731, 643741, 1287523, 2272159, 2850853, 9012661, 15905113, 19955971, 70436929, 93158519, 493058503, 652109633, 2887914089, 20215398623]

約数ペア:

[(1, 20215398623), (7, 2887914089), (31, 652109633), (41, 493058503), (217, 93158519), (287, 70436929), (1013, 19955971), (1271, 15905113), (2243, 9012661), (7091, 2850853), (8897, 2272159), (15701, 1287523), (31403, 643741), (41533, 486731), (69533, 290731), (91963, 219821)]