20143844

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 23038876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 101, 119, 202, 238, 404, 419, 476, 707, 838, 1414, 1676, 1717, 2828, 2933, 3434, 5866, 6868, 7123, 11732, 12019, 14246, 24038, 28492, 42319, 48076, 49861, 84638, 99722, 169276, 199444, 296233, 592466, 719423, 1184932, 1438846, 2877692, 5035961, 10071922, 20143844]

約数ペア:

[(1, 20143844), (2, 10071922), (4, 5035961), (7, 2877692), (14, 1438846), (17, 1184932), (28, 719423), (34, 592466), (68, 296233), (101, 199444), (119, 169276), (202, 99722), (238, 84638), (404, 49861), (419, 48076), (476, 42319), (707, 28492), (838, 24038), (1414, 14246), (1676, 12019), (1717, 11732), (2828, 7123), (2933, 6868), (3434, 5866)]