19930395

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{45817}}^1$

素因数の和:45854

約数の個数: 16

約数和(自身を含む): 32988960

約数和(自身を除く): 13058565

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 45817, 137451, 229085, 687255, 1328693, 3986079, 6643465, 19930395]

約数ペア:

[(1, 19930395), (3, 6643465), (5, 3986079), (15, 1328693), (29, 687255), (87, 229085), (145, 137451), (435, 45817)]