18579981564

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{979337}}^1$

素因数の和:979395

約数の個数: 72

約数和(自身を含む): 51332980608

約数和(自身を除く): 32752999044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1581, 2108, 3162, 4743, 6324, 9486, 18972, 979337, 1958674, 2938011, 3917348, 5876022, 8814033, 11752044, 16648729, 17628066, 30359447, 33297458, 35256132, 49946187, 60718894, 66594916, 91078341, 99892374, 121437788, 149838561, 182156682, 199784748, 273235023, 299677122, 364313364, 516110599, 546470046, 599354244, 1032221198, 1092940092, 1548331797, 2064442396, 3096663594, 4644995391, 6193327188, 9289990782, 18579981564]

約数ペア:

[(1, 18579981564), (2, 9289990782), (3, 6193327188), (4, 4644995391), (6, 3096663594), (9, 2064442396), (12, 1548331797), (17, 1092940092), (18, 1032221198), (31, 599354244), (34, 546470046), (36, 516110599), (51, 364313364), (62, 299677122), (68, 273235023), (93, 199784748), (102, 182156682), (124, 149838561), (153, 121437788), (186, 99892374), (204, 91078341), (279, 66594916), (306, 60718894), (372, 49946187), (527, 35256132), (558, 33297458), (612, 30359447), (1054, 17628066), (1116, 16648729), (1581, 11752044), (2108, 8814033), (3162, 5876022), (4743, 3917348), (6324, 2938011), (9486, 1958674), (18972, 979337)]