20497488

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{38821}}^1$

素因数の和:38843

約数の個数: 40

約数和(自身を含む): 57767136

約数和(自身を除く): 37269648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 38821, 77642, 116463, 155284, 232926, 310568, 427031, 465852, 621136, 854062, 931704, 1281093, 1708124, 1863408, 2562186, 3416248, 5124372, 6832496, 10248744, 20497488]

約数ペア:

[(1, 20497488), (2, 10248744), (3, 6832496), (4, 5124372), (6, 3416248), (8, 2562186), (11, 1863408), (12, 1708124), (16, 1281093), (22, 931704), (24, 854062), (33, 621136), (44, 465852), (48, 427031), (66, 310568), (88, 232926), (132, 155284), (176, 116463), (264, 77642), (528, 38821)]