20903568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{62213}}^1$

素因数の和:62231

約数の個数: 40

約数和(自身を含む): 61716288

約数和(自身を除く): 40812720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 62213, 124426, 186639, 248852, 373278, 435491, 497704, 746556, 870982, 995408, 1306473, 1493112, 1741964, 2612946, 2986224, 3483928, 5225892, 6967856, 10451784, 20903568]

約数ペア:

[(1, 20903568), (2, 10451784), (3, 6967856), (4, 5225892), (6, 3483928), (7, 2986224), (8, 2612946), (12, 1741964), (14, 1493112), (16, 1306473), (21, 995408), (24, 870982), (28, 746556), (42, 497704), (48, 435491), (56, 373278), (84, 248852), (112, 186639), (168, 124426), (336, 62213)]