20147647764

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{494251}}^1$

素因数の和:494380

約数の個数: 48

約数和(自身を含む): 48713477120

約数和(自身を除く): 28565829356

約数列:

[1, 2, 3, 4, 6, 12, 43, 79, 86, 129, 158, 172, 237, 258, 316, 474, 516, 948, 3397, 6794, 10191, 13588, 20382, 40764, 494251, 988502, 1482753, 1977004, 2965506, 5931012, 21252793, 39045829, 42505586, 63758379, 78091658, 85011172, 117137487, 127516758, 156183316, 234274974, 255033516, 468549948, 1678970647, 3357941294, 5036911941, 6715882588, 10073823882, 20147647764]

約数ペア:

[(1, 20147647764), (2, 10073823882), (3, 6715882588), (4, 5036911941), (6, 3357941294), (12, 1678970647), (43, 468549948), (79, 255033516), (86, 234274974), (129, 156183316), (158, 127516758), (172, 117137487), (237, 85011172), (258, 78091658), (316, 63758379), (474, 42505586), (516, 39045829), (948, 21252793), (3397, 5931012), (6794, 2965506), (10191, 1977004), (13588, 1482753), (20382, 988502), (40764, 494251)]