19448156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 44222304

約数和(自身を除く): 24774148

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 101, 161, 182, 202, 299, 322, 364, 404, 529, 598, 644, 707, 1058, 1196, 1313, 1414, 2093, 2116, 2323, 2626, 2828, 3703, 4186, 4646, 5252, 6877, 7406, 8372, 9191, 9292, 13754, 14812, 16261, 18382, 27508, 30199, 32522, 36764, 48139, 53429, 60398, 65044, 96278, 106858, 120796, 192556, 211393, 213716, 374003, 422786, 694577, 748006, 845572, 1389154, 1496012, 2778308, 4862039, 9724078, 19448156]

約数ペア:

[(1, 19448156), (2, 9724078), (4, 4862039), (7, 2778308), (13, 1496012), (14, 1389154), (23, 845572), (26, 748006), (28, 694577), (46, 422786), (52, 374003), (91, 213716), (92, 211393), (101, 192556), (161, 120796), (182, 106858), (202, 96278), (299, 65044), (322, 60398), (364, 53429), (404, 48139), (529, 36764), (598, 32522), (644, 30199), (707, 27508), (1058, 18382), (1196, 16261), (1313, 14812), (1414, 13754), (2093, 9292), (2116, 9191), (2323, 8372), (2626, 7406), (2828, 6877), (3703, 5252), (4186, 4646)]