16989116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7211}}^1$

素因数の和:7265

約数の個数: 24

約数和(自身を含む): 32309760

約数和(自身を除く): 15320644

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 7211, 14422, 28844, 137009, 223541, 274018, 447082, 548036, 894164, 4247279, 8494558, 16989116]

約数ペア:

[(1, 16989116), (2, 8494558), (4, 4247279), (19, 894164), (31, 548036), (38, 447082), (62, 274018), (76, 223541), (124, 137009), (589, 28844), (1178, 14422), (2356, 7211)]