20160821174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{32413}}^1$

素因数の和:32984

約数の個数: 32

約数和(自身を含む): 33326778240

約数和(自身を除く): 13165957066

約数列:

[1, 2, 13, 26, 47, 94, 509, 611, 1018, 1222, 6617, 13234, 23923, 32413, 47846, 64826, 310999, 421369, 621998, 842738, 1523411, 3046822, 16498217, 19804343, 32996434, 39608686, 214476821, 428953642, 775416199, 1550832398, 10080410587, 20160821174]

約数ペア:

[(1, 20160821174), (2, 10080410587), (13, 1550832398), (26, 775416199), (47, 428953642), (94, 214476821), (509, 39608686), (611, 32996434), (1018, 19804343), (1222, 16498217), (6617, 3046822), (13234, 1523411), (23923, 842738), (32413, 621998), (47846, 421369), (64826, 310999)]