19467292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 39316032

約数和(自身を除く): 19848740

約数列:

[1, 2, 4, 13, 23, 26, 41, 46, 52, 82, 92, 164, 299, 397, 533, 598, 794, 943, 1066, 1196, 1588, 1886, 2132, 3772, 5161, 9131, 10322, 12259, 16277, 18262, 20644, 24518, 32554, 36524, 49036, 65108, 118703, 211601, 237406, 374371, 423202, 474812, 748742, 846404, 1497484, 4866823, 9733646, 19467292]

約数ペア:

[(1, 19467292), (2, 9733646), (4, 4866823), (13, 1497484), (23, 846404), (26, 748742), (41, 474812), (46, 423202), (52, 374371), (82, 237406), (92, 211601), (164, 118703), (299, 65108), (397, 49036), (533, 36524), (598, 32554), (794, 24518), (943, 20644), (1066, 18262), (1196, 16277), (1588, 12259), (1886, 10322), (2132, 9131), (3772, 5161)]