20315156953

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{15083}}^1$

素因数の和:15182

約数の個数: 48

約数和(自身を含む): 27033906816

約数和(自身を除く): 6718749863

約数列:

[1, 7, 13, 19, 41, 91, 133, 247, 287, 361, 533, 779, 1729, 2527, 3731, 4693, 5453, 10127, 14801, 15083, 32851, 70889, 103607, 105581, 192413, 196079, 286577, 618403, 1346891, 1372553, 2006039, 3725501, 4328821, 5444963, 8039239, 11749657, 26078507, 38114741, 56274673, 70784519, 82247599, 152745541, 223243483, 495491633, 1069218787, 1562704381, 2902165279, 20315156953]

約数ペア:

[(1, 20315156953), (7, 2902165279), (13, 1562704381), (19, 1069218787), (41, 495491633), (91, 223243483), (133, 152745541), (247, 82247599), (287, 70784519), (361, 56274673), (533, 38114741), (779, 26078507), (1729, 11749657), (2527, 8039239), (3731, 5444963), (4693, 4328821), (5453, 3725501), (10127, 2006039), (14801, 1372553), (15083, 1346891), (32851, 618403), (70889, 286577), (103607, 196079), (105581, 192413)]