20150971816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{797}}^1\times {\mathrm{919}}^1$

素因数の和:1922

約数の個数: 64

約数和(自身を含む): 40085136000

約数和(自身を除く): 19934164184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 797, 919, 1448, 1594, 1838, 3188, 3439, 3676, 6376, 6878, 7352, 13756, 15143, 17461, 27512, 30286, 34922, 60572, 69844, 121144, 139688, 144257, 166339, 288514, 332678, 577028, 665356, 732443, 1154056, 1330712, 1464886, 2740883, 2929772, 3160441, 5481766, 5859544, 6320882, 10963532, 12641764, 13916417, 21927064, 25283528, 27832834, 55665668, 111331336, 132572183, 265144366, 530288732, 1060577464, 2518871477, 5037742954, 10075485908, 20150971816]

約数ペア:

[(1, 20150971816), (2, 10075485908), (4, 5037742954), (8, 2518871477), (19, 1060577464), (38, 530288732), (76, 265144366), (152, 132572183), (181, 111331336), (362, 55665668), (724, 27832834), (797, 25283528), (919, 21927064), (1448, 13916417), (1594, 12641764), (1838, 10963532), (3188, 6320882), (3439, 5859544), (3676, 5481766), (6376, 3160441), (6878, 2929772), (7352, 2740883), (13756, 1464886), (15143, 1330712), (17461, 1154056), (27512, 732443), (30286, 665356), (34922, 577028), (60572, 332678), (69844, 288514), (121144, 166339), (139688, 144257)]