19385292

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{41}}^2$

素因数の和:151

約数の個数: 54

約数和(自身を含む): 47906292

約数和(自身を除く): 28521000

約数列:

[1, 2, 3, 4, 6, 12, 31, 41, 62, 82, 93, 123, 124, 164, 186, 246, 372, 492, 961, 1271, 1681, 1922, 2542, 2883, 3362, 3813, 3844, 5043, 5084, 5766, 6724, 7626, 10086, 11532, 15252, 20172, 39401, 52111, 78802, 104222, 118203, 156333, 157604, 208444, 236406, 312666, 472812, 625332, 1615441, 3230882, 4846323, 6461764, 9692646, 19385292]

約数ペア:

[(1, 19385292), (2, 9692646), (3, 6461764), (4, 4846323), (6, 3230882), (12, 1615441), (31, 625332), (41, 472812), (62, 312666), (82, 236406), (93, 208444), (123, 157604), (124, 156333), (164, 118203), (186, 104222), (246, 78802), (372, 52111), (492, 39401), (961, 20172), (1271, 15252), (1681, 11532), (1922, 10086), (2542, 7626), (2883, 6724), (3362, 5766), (3813, 5084), (3844, 5043)]