20842692

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 56485632

約数和(自身を除く): 35642940

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 37, 39, 46, 52, 69, 74, 78, 92, 111, 138, 148, 156, 157, 222, 276, 299, 314, 444, 471, 481, 598, 628, 851, 897, 942, 962, 1196, 1443, 1702, 1794, 1884, 1924, 2041, 2553, 2886, 3404, 3588, 3611, 4082, 5106, 5772, 5809, 6123, 7222, 8164, 10212, 10833, 11063, 11618, 12246, 14444, 17427, 21666, 22126, 23236, 24492, 33189, 34854, 43332, 44252, 46943, 66378, 69708, 75517, 93886, 132756, 133607, 140829, 151034, 187772, 226551, 267214, 281658, 302068, 400821, 453102, 534428, 563316, 801642, 906204, 1603284, 1736891, 3473782, 5210673, 6947564, 10421346, 20842692]

約数ペア:

[(1, 20842692), (2, 10421346), (3, 6947564), (4, 5210673), (6, 3473782), (12, 1736891), (13, 1603284), (23, 906204), (26, 801642), (37, 563316), (39, 534428), (46, 453102), (52, 400821), (69, 302068), (74, 281658), (78, 267214), (92, 226551), (111, 187772), (138, 151034), (148, 140829), (156, 133607), (157, 132756), (222, 93886), (276, 75517), (299, 69708), (314, 66378), (444, 46943), (471, 44252), (481, 43332), (598, 34854), (628, 33189), (851, 24492), (897, 23236), (942, 22126), (962, 21666), (1196, 17427), (1443, 14444), (1702, 12246), (1794, 11618), (1884, 11063), (1924, 10833), (2041, 10212), (2553, 8164), (2886, 7222), (3404, 6123), (3588, 5809), (3611, 5772), (4082, 5106)]