39681918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4001}}^1$

素因数の和:4057

約数の個数: 48

約数和(自身を含む): 93646800

約数和(自身を除く): 53964882

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 3306, 4001, 4959, 8002, 9918, 12003, 24006, 36009, 72018, 76019, 116029, 152038, 228057, 232058, 348087, 456114, 684171, 696174, 1044261, 1368342, 2088522, 2204551, 4409102, 6613653, 13227306, 19840959, 39681918]

約数ペア:

[(1, 39681918), (2, 19840959), (3, 13227306), (6, 6613653), (9, 4409102), (18, 2204551), (19, 2088522), (29, 1368342), (38, 1044261), (57, 696174), (58, 684171), (87, 456114), (114, 348087), (171, 232058), (174, 228057), (261, 152038), (342, 116029), (522, 76019), (551, 72018), (1102, 36009), (1653, 24006), (3306, 12003), (4001, 9918), (4959, 8002)]