20178747984

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{143527}}^1$

素因数の和:143668

約数の個数: 80

約数和(自身を含む): 54460264320

約数和(自身を除く): 34281516336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 101, 116, 174, 202, 232, 303, 348, 404, 464, 606, 696, 808, 1212, 1392, 1616, 2424, 2929, 4848, 5858, 8787, 11716, 17574, 23432, 35148, 46864, 70296, 140592, 143527, 287054, 430581, 574108, 861162, 1148216, 1722324, 2296432, 3444648, 4162283, 6889296, 8324566, 12486849, 14496227, 16649132, 24973698, 28992454, 33298264, 43488681, 49947396, 57984908, 66596528, 86977362, 99894792, 115969816, 173954724, 199789584, 231939632, 347909448, 420390583, 695818896, 840781166, 1261171749, 1681562332, 2522343498, 3363124664, 5044686996, 6726249328, 10089373992, 20178747984]

約数ペア:

[(1, 20178747984), (2, 10089373992), (3, 6726249328), (4, 5044686996), (6, 3363124664), (8, 2522343498), (12, 1681562332), (16, 1261171749), (24, 840781166), (29, 695818896), (48, 420390583), (58, 347909448), (87, 231939632), (101, 199789584), (116, 173954724), (174, 115969816), (202, 99894792), (232, 86977362), (303, 66596528), (348, 57984908), (404, 49947396), (464, 43488681), (606, 33298264), (696, 28992454), (808, 24973698), (1212, 16649132), (1392, 14496227), (1616, 12486849), (2424, 8324566), (2929, 6889296), (4848, 4162283), (5858, 3444648), (8787, 2296432), (11716, 1722324), (17574, 1148216), (23432, 861162), (35148, 574108), (46864, 430581), (70296, 287054), (140592, 143527)]