20054376

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4006

約数の個数: 48

約数和(自身を含む): 55092960

約数和(自身を除く): 35038584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3923, 5112, 7846, 11769, 15692, 23538, 31384, 35307, 47076, 70614, 94152, 141228, 278533, 282456, 557066, 835599, 1114132, 1671198, 2228264, 2506797, 3342396, 5013594, 6684792, 10027188, 20054376]

約数ペア:

[(1, 20054376), (2, 10027188), (3, 6684792), (4, 5013594), (6, 3342396), (8, 2506797), (9, 2228264), (12, 1671198), (18, 1114132), (24, 835599), (36, 557066), (71, 282456), (72, 278533), (142, 141228), (213, 94152), (284, 70614), (426, 47076), (568, 35307), (639, 31384), (852, 23538), (1278, 15692), (1704, 11769), (2556, 7846), (3923, 5112)]