20888934849

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1\times {\mathrm{863}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 30987919872

約数和(自身を除く): 10098985023

約数列:

[1, 3, 9, 67, 137, 201, 293, 411, 603, 863, 879, 1233, 2589, 2637, 7767, 9179, 19631, 27537, 40141, 57821, 58893, 82611, 118231, 120423, 173463, 176679, 252859, 354693, 361269, 520389, 758577, 1064079, 2275731, 2689447, 7921477, 8068341, 16941553, 23764431, 24205023, 34641683, 50824659, 71293293, 103925049, 152473977, 311775147, 2320992761, 6962978283, 20888934849]

約数ペア:

[(1, 20888934849), (3, 6962978283), (9, 2320992761), (67, 311775147), (137, 152473977), (201, 103925049), (293, 71293293), (411, 50824659), (603, 34641683), (863, 24205023), (879, 23764431), (1233, 16941553), (2589, 8068341), (2637, 7921477), (7767, 2689447), (9179, 2275731), (19631, 1064079), (27537, 758577), (40141, 520389), (57821, 361269), (58893, 354693), (82611, 252859), (118231, 176679), (120423, 173463)]