19879668

素因数分解:

$2^2\times 3^4\times {\mathrm{61357}}^1$

素因数の和:61373

約数の個数: 30

約数和(自身を含む): 51970226

約数和(自身を除く): 32090558

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61357, 122714, 184071, 245428, 368142, 552213, 736284, 1104426, 1656639, 2208852, 3313278, 4969917, 6626556, 9939834, 19879668]

約数ペア:

[(1, 19879668), (2, 9939834), (3, 6626556), (4, 4969917), (6, 3313278), (9, 2208852), (12, 1656639), (18, 1104426), (27, 736284), (36, 552213), (54, 368142), (81, 245428), (108, 184071), (162, 122714), (324, 61357)]