20161392916

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1\times {\mathrm{13759}}^1$

素因数の和:14716

約数の個数: 48

約数和(自身を含む): 41055436800

約数和(自身を除く): 20894043884

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 887, 1652, 1774, 3548, 6209, 12418, 13759, 24836, 27518, 52333, 55036, 96313, 104666, 192626, 209332, 366331, 385252, 732662, 811781, 1465324, 1623562, 3247124, 5682467, 11364934, 12204233, 22729868, 24408466, 48816932, 85429631, 170859262, 341718524, 720049747, 1440099494, 2880198988, 5040348229, 10080696458, 20161392916]

約数ペア:

[(1, 20161392916), (2, 10080696458), (4, 5040348229), (7, 2880198988), (14, 1440099494), (28, 720049747), (59, 341718524), (118, 170859262), (236, 85429631), (413, 48816932), (826, 24408466), (887, 22729868), (1652, 12204233), (1774, 11364934), (3548, 5682467), (6209, 3247124), (12418, 1623562), (13759, 1465324), (24836, 811781), (27518, 732662), (52333, 385252), (55036, 366331), (96313, 209332), (104666, 192626)]