31381388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 62052480

約数和(自身を除く): 30671092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 107, 214, 227, 323, 428, 454, 646, 908, 1292, 1819, 2033, 3638, 3859, 4066, 4313, 7276, 7718, 8132, 8626, 15436, 17252, 24289, 34561, 48578, 69122, 73321, 97156, 138244, 146642, 293284, 412913, 461491, 825826, 922982, 1651652, 1845964, 7845347, 15690694, 31381388]

約数ペア:

[(1, 31381388), (2, 15690694), (4, 7845347), (17, 1845964), (19, 1651652), (34, 922982), (38, 825826), (68, 461491), (76, 412913), (107, 293284), (214, 146642), (227, 138244), (323, 97156), (428, 73321), (454, 69122), (646, 48578), (908, 34561), (1292, 24289), (1819, 17252), (2033, 15436), (3638, 8626), (3859, 8132), (4066, 7718), (4313, 7276)]