16895840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8123}}^1$

素因数の和:8151

約数の個数: 48

約数和(自身を含む): 42992208

約数和(自身を除く): 26096368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8123, 16246, 32492, 40615, 64984, 81230, 105599, 129968, 162460, 211198, 259936, 324920, 422396, 527995, 649840, 844792, 1055990, 1299680, 1689584, 2111980, 3379168, 4223960, 8447920, 16895840]

約数ペア:

[(1, 16895840), (2, 8447920), (4, 4223960), (5, 3379168), (8, 2111980), (10, 1689584), (13, 1299680), (16, 1055990), (20, 844792), (26, 649840), (32, 527995), (40, 422396), (52, 324920), (65, 259936), (80, 211198), (104, 162460), (130, 129968), (160, 105599), (208, 81230), (260, 64984), (416, 40615), (520, 32492), (1040, 16246), (2080, 8123)]