19844816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2251}}^1$

素因数の和:2307

約数の個数: 40

約数和(自身を含む): 41887200

約数和(自身を除く): 22042384

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 2251, 4408, 4502, 8816, 9004, 18008, 36016, 42769, 65279, 85538, 130558, 171076, 261116, 342152, 522232, 684304, 1044464, 1240301, 2480602, 4961204, 9922408, 19844816]

約数ペア:

[(1, 19844816), (2, 9922408), (4, 4961204), (8, 2480602), (16, 1240301), (19, 1044464), (29, 684304), (38, 522232), (58, 342152), (76, 261116), (116, 171076), (152, 130558), (232, 85538), (304, 65279), (464, 42769), (551, 36016), (1102, 18008), (2204, 9004), (2251, 8816), (4408, 4502)]