19466970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 49455360

約数和(自身を除く): 29988390

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 89, 115, 138, 178, 230, 267, 317, 345, 445, 534, 634, 690, 890, 951, 1335, 1585, 1902, 2047, 2670, 3170, 4094, 4755, 6141, 7291, 9510, 10235, 12282, 14582, 20470, 21873, 28213, 30705, 36455, 43746, 56426, 61410, 72910, 84639, 109365, 141065, 169278, 218730, 282130, 423195, 648899, 846390, 1297798, 1946697, 3244495, 3893394, 6488990, 9733485, 19466970]

約数ペア:

[(1, 19466970), (2, 9733485), (3, 6488990), (5, 3893394), (6, 3244495), (10, 1946697), (15, 1297798), (23, 846390), (30, 648899), (46, 423195), (69, 282130), (89, 218730), (115, 169278), (138, 141065), (178, 109365), (230, 84639), (267, 72910), (317, 61410), (345, 56426), (445, 43746), (534, 36455), (634, 30705), (690, 28213), (890, 21873), (951, 20470), (1335, 14582), (1585, 12282), (1902, 10235), (2047, 9510), (2670, 7291), (3170, 6141), (4094, 4755)]