19712912910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{772147}}^1$

素因数の和:772217

約数の個数: 64

約数和(自身を含む): 50702326272

約数和(自身を除く): 30989413362

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 370, 555, 690, 851, 1110, 1702, 2553, 4255, 5106, 8510, 12765, 25530, 772147, 1544294, 2316441, 3860735, 4632882, 7721470, 11582205, 17759381, 23164410, 28569439, 35518762, 53278143, 57138878, 85708317, 88796905, 106556286, 142847195, 171416634, 177593810, 266390715, 285694390, 428541585, 532781430, 657097097, 857083170, 1314194194, 1971291291, 3285485485, 3942582582, 6570970970, 9856456455, 19712912910]

約数ペア:

[(1, 19712912910), (2, 9856456455), (3, 6570970970), (5, 3942582582), (6, 3285485485), (10, 1971291291), (15, 1314194194), (23, 857083170), (30, 657097097), (37, 532781430), (46, 428541585), (69, 285694390), (74, 266390715), (111, 177593810), (115, 171416634), (138, 142847195), (185, 106556286), (222, 88796905), (230, 85708317), (345, 57138878), (370, 53278143), (555, 35518762), (690, 28569439), (851, 23164410), (1110, 17759381), (1702, 11582205), (2553, 7721470), (4255, 4632882), (5106, 3860735), (8510, 2316441), (12765, 1544294), (25530, 772147)]