16203979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 3794741

約数列:

[1, 11, 19, 31, 41, 61, 209, 341, 451, 589, 671, 779, 1159, 1271, 1891, 2501, 6479, 8569, 12749, 13981, 20801, 24149, 27511, 35929, 47519, 77531, 265639, 395219, 522709, 852841, 1473089, 16203979]

約数ペア:

[(1, 16203979), (11, 1473089), (19, 852841), (31, 522709), (41, 395219), (61, 265639), (209, 77531), (341, 47519), (451, 35929), (589, 27511), (671, 24149), (779, 20801), (1159, 13981), (1271, 12749), (1891, 8569), (2501, 6479)]