20551034878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 34515486720

約数和(自身を除く): 13964451842

約数列:

[1, 2, 11, 22, 79, 158, 193, 197, 311, 386, 394, 622, 869, 1738, 2123, 2167, 3421, 4246, 4334, 6842, 15247, 15563, 24569, 30494, 31126, 38021, 49138, 60023, 61267, 76042, 120046, 122534, 167717, 171193, 270259, 335434, 342386, 418231, 540518, 660253, 673937, 836462, 1320506, 1347874, 3003659, 4741817, 4840093, 6007318, 9483634, 9680186, 11824531, 23649062, 33040249, 52159987, 53241023, 66080498, 104319974, 106482046, 130069841, 260139682, 934137949, 1868275898, 10275517439, 20551034878]

約数ペア:

[(1, 20551034878), (2, 10275517439), (11, 1868275898), (22, 934137949), (79, 260139682), (158, 130069841), (193, 106482046), (197, 104319974), (311, 66080498), (386, 53241023), (394, 52159987), (622, 33040249), (869, 23649062), (1738, 11824531), (2123, 9680186), (2167, 9483634), (3421, 6007318), (4246, 4840093), (4334, 4741817), (6842, 3003659), (15247, 1347874), (15563, 1320506), (24569, 836462), (30494, 673937), (31126, 660253), (38021, 540518), (49138, 418231), (60023, 342386), (61267, 335434), (76042, 270259), (120046, 171193), (122534, 167717)]