17912244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 31959564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 743, 861, 1148, 1486, 1722, 2009, 2229, 2972, 3444, 4018, 4458, 5201, 6027, 8036, 8916, 10402, 12054, 15603, 20804, 24108, 30463, 31206, 36407, 60926, 62412, 72814, 91389, 109221, 121852, 145628, 182778, 213241, 218442, 365556, 426482, 436884, 639723, 852964, 1279446, 1492687, 2558892, 2985374, 4478061, 5970748, 8956122, 17912244]

約数ペア:

[(1, 17912244), (2, 8956122), (3, 5970748), (4, 4478061), (6, 2985374), (7, 2558892), (12, 1492687), (14, 1279446), (21, 852964), (28, 639723), (41, 436884), (42, 426482), (49, 365556), (82, 218442), (84, 213241), (98, 182778), (123, 145628), (147, 121852), (164, 109221), (196, 91389), (246, 72814), (287, 62412), (294, 60926), (492, 36407), (574, 31206), (588, 30463), (743, 24108), (861, 20804), (1148, 15603), (1486, 12054), (1722, 10402), (2009, 8916), (2229, 8036), (2972, 6027), (3444, 5201), (4018, 4458)]