20842896

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6481}}^1$

素因数の和:6559

約数の個数: 40

約数和(自身を含む): 54656224

約数和(自身を除く): 33813328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6481, 12962, 19443, 25924, 38886, 51848, 77772, 103696, 155544, 311088, 434227, 868454, 1302681, 1736908, 2605362, 3473816, 5210724, 6947632, 10421448, 20842896]

約数ペア:

[(1, 20842896), (2, 10421448), (3, 6947632), (4, 5210724), (6, 3473816), (8, 2605362), (12, 1736908), (16, 1302681), (24, 868454), (48, 434227), (67, 311088), (134, 155544), (201, 103696), (268, 77772), (402, 51848), (536, 38886), (804, 25924), (1072, 19443), (1608, 12962), (3216, 6481)]