20145321309

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1\times {\mathrm{1013}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 27496954368

約数和(自身を除く): 7351633059

約数列:

[1, 3, 61, 183, 271, 401, 813, 1013, 1203, 3039, 16531, 24461, 49593, 61793, 73383, 108671, 185379, 274523, 326013, 406213, 823569, 1218639, 6628931, 16745903, 19886793, 24778993, 50237709, 74336979, 110083723, 330251169, 6715107103, 20145321309]

約数ペア:

[(1, 20145321309), (3, 6715107103), (61, 330251169), (183, 110083723), (271, 74336979), (401, 50237709), (813, 24778993), (1013, 19886793), (1203, 16745903), (3039, 6628931), (16531, 1218639), (24461, 823569), (49593, 406213), (61793, 326013), (73383, 274523), (108671, 185379)]