18390632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 40219200

約数和(自身を除く): 21828568

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 227, 247, 328, 454, 494, 533, 779, 908, 988, 1066, 1558, 1816, 1976, 2132, 2951, 3116, 4264, 4313, 5902, 6232, 8626, 9307, 10127, 11804, 17252, 18614, 20254, 23608, 34504, 37228, 40508, 56069, 74456, 81016, 112138, 120991, 176833, 224276, 241982, 353666, 448552, 483964, 707332, 967928, 1414664, 2298829, 4597658, 9195316, 18390632]

約数ペア:

[(1, 18390632), (2, 9195316), (4, 4597658), (8, 2298829), (13, 1414664), (19, 967928), (26, 707332), (38, 483964), (41, 448552), (52, 353666), (76, 241982), (82, 224276), (104, 176833), (152, 120991), (164, 112138), (227, 81016), (247, 74456), (328, 56069), (454, 40508), (494, 37228), (533, 34504), (779, 23608), (908, 20254), (988, 18614), (1066, 17252), (1558, 11804), (1816, 10127), (1976, 9307), (2132, 8626), (2951, 6232), (3116, 5902), (4264, 4313)]