20127852

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 57162336

約数和(自身を除く): 37034484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 37, 46, 54, 69, 73, 74, 81, 92, 108, 111, 138, 146, 148, 162, 207, 219, 222, 276, 292, 324, 333, 414, 438, 444, 621, 657, 666, 828, 851, 876, 999, 1242, 1314, 1332, 1679, 1702, 1863, 1971, 1998, 2484, 2553, 2628, 2701, 2997, 3358, 3404, 3726, 3942, 3996, 5037, 5106, 5402, 5913, 5994, 6716, 7452, 7659, 7884, 8103, 10074, 10212, 10804, 11826, 11988, 15111, 15318, 16206, 20148, 22977, 23652, 24309, 30222, 30636, 32412, 45333, 45954, 48618, 60444, 62123, 68931, 72927, 90666, 91908, 97236, 124246, 135999, 137862, 145854, 181332, 186369, 218781, 248492, 271998, 275724, 291708, 372738, 437562, 543996, 559107, 745476, 875124, 1118214, 1677321, 2236428, 3354642, 5031963, 6709284, 10063926, 20127852]

約数ペア:

[(1, 20127852), (2, 10063926), (3, 6709284), (4, 5031963), (6, 3354642), (9, 2236428), (12, 1677321), (18, 1118214), (23, 875124), (27, 745476), (36, 559107), (37, 543996), (46, 437562), (54, 372738), (69, 291708), (73, 275724), (74, 271998), (81, 248492), (92, 218781), (108, 186369), (111, 181332), (138, 145854), (146, 137862), (148, 135999), (162, 124246), (207, 97236), (219, 91908), (222, 90666), (276, 72927), (292, 68931), (324, 62123), (333, 60444), (414, 48618), (438, 45954), (444, 45333), (621, 32412), (657, 30636), (666, 30222), (828, 24309), (851, 23652), (876, 22977), (999, 20148), (1242, 16206), (1314, 15318), (1332, 15111), (1679, 11988), (1702, 11826), (1863, 10804), (1971, 10212), (1998, 10074), (2484, 8103), (2553, 7884), (2628, 7659), (2701, 7452), (2997, 6716), (3358, 5994), (3404, 5913), (3726, 5402), (3942, 5106), (3996, 5037)]