2009898608

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{147613}}^1$

素因数の和:147681

約数の個数: 40

約数和(自身を含む): 4173343008

約数和(自身を除く): 2163444400

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 184, 296, 368, 592, 851, 1702, 3404, 6808, 13616, 147613, 295226, 590452, 1180904, 2361808, 3395099, 5461681, 6790198, 10923362, 13580396, 21846724, 27160792, 43693448, 54321584, 87386896, 125618663, 251237326, 502474652, 1004949304, 2009898608]

約数ペア:

[(1, 2009898608), (2, 1004949304), (4, 502474652), (8, 251237326), (16, 125618663), (23, 87386896), (37, 54321584), (46, 43693448), (74, 27160792), (92, 21846724), (148, 13580396), (184, 10923362), (296, 6790198), (368, 5461681), (592, 3395099), (851, 2361808), (1702, 1180904), (3404, 590452), (6808, 295226), (13616, 147613)]