20321644473

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{283}}^1\times {\mathrm{15737}}^1$

素因数の和:16055

約数の個数: 48

約数和(自身を含む): 32717413440

約数和(自身を除く): 12395768967

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 283, 351, 507, 849, 1521, 2547, 3679, 4563, 7641, 11037, 15737, 33111, 47211, 47827, 99333, 141633, 143481, 204581, 424899, 430443, 613743, 1291329, 1841229, 2659553, 4453571, 5523687, 7978659, 13360713, 23935977, 40082139, 57896423, 71807931, 120246417, 173689269, 521067807, 752653499, 1563203421, 2257960497, 6773881491, 20321644473]

約数ペア:

[(1, 20321644473), (3, 6773881491), (9, 2257960497), (13, 1563203421), (27, 752653499), (39, 521067807), (117, 173689269), (169, 120246417), (283, 71807931), (351, 57896423), (507, 40082139), (849, 23935977), (1521, 13360713), (2547, 7978659), (3679, 5523687), (4563, 4453571), (7641, 2659553), (11037, 1841229), (15737, 1291329), (33111, 613743), (47211, 430443), (47827, 424899), (99333, 204581), (141633, 143481)]