15963838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 27780480

約数和(自身を除く): 11816642

約数列:

[1, 2, 11, 19, 22, 38, 181, 209, 211, 362, 418, 422, 1991, 2321, 3439, 3982, 4009, 4642, 6878, 8018, 37829, 38191, 44099, 75658, 76382, 88198, 420101, 725629, 840202, 1451258, 7981919, 15963838]

約数ペア:

[(1, 15963838), (2, 7981919), (11, 1451258), (19, 840202), (22, 725629), (38, 420101), (181, 88198), (209, 76382), (211, 75658), (362, 44099), (418, 38191), (422, 37829), (1991, 8018), (2321, 6878), (3439, 4642), (3982, 4009)]