18942526369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 23053814784

約数和(自身を除く): 4111288415

約数列:

[1, 13, 17, 23, 97, 103, 221, 299, 373, 391, 1261, 1339, 1649, 1751, 2231, 2369, 4849, 5083, 6341, 8579, 9991, 21437, 22763, 29003, 30797, 36181, 37927, 38419, 40273, 82433, 111527, 129883, 145843, 169847, 229793, 470353, 493051, 499447, 523549, 615077, 653123, 832163, 883637, 1895959, 2208011, 2987309, 3726643, 3906481, 7996001, 8490599, 10818119, 11487281, 14146771, 15021829, 48446359, 50784253, 63352931, 85712789, 183908023, 195283777, 823588103, 1114266257, 1457117413, 18942526369]

約数ペア:

[(1, 18942526369), (13, 1457117413), (17, 1114266257), (23, 823588103), (97, 195283777), (103, 183908023), (221, 85712789), (299, 63352931), (373, 50784253), (391, 48446359), (1261, 15021829), (1339, 14146771), (1649, 11487281), (1751, 10818119), (2231, 8490599), (2369, 7996001), (4849, 3906481), (5083, 3726643), (6341, 2987309), (8579, 2208011), (9991, 1895959), (21437, 883637), (22763, 832163), (29003, 653123), (30797, 615077), (36181, 523549), (37927, 499447), (38419, 493051), (40273, 470353), (82433, 229793), (111527, 169847), (129883, 145843)]