20089954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 33981120

約数和(自身を除く): 13891166

約数列:

[1, 2, 17, 19, 34, 38, 137, 227, 274, 323, 454, 646, 2329, 2603, 3859, 4313, 4658, 5206, 7718, 8626, 31099, 44251, 62198, 73321, 88502, 146642, 528683, 590881, 1057366, 1181762, 10044977, 20089954]

約数ペア:

[(1, 20089954), (2, 10044977), (17, 1181762), (19, 1057366), (34, 590881), (38, 528683), (137, 146642), (227, 88502), (274, 73321), (323, 62198), (454, 44251), (646, 31099), (2329, 8626), (2603, 7718), (3859, 5206), (4313, 4658)]