22291256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 49140000

約数和(自身を除く): 26848744

約数列:

[1, 2, 4, 8, 13, 19, 26, 29, 38, 52, 58, 76, 104, 116, 152, 232, 247, 377, 389, 494, 551, 754, 778, 988, 1102, 1508, 1556, 1976, 2204, 3016, 3112, 4408, 5057, 7163, 7391, 10114, 11281, 14326, 14782, 20228, 22562, 28652, 29564, 40456, 45124, 57304, 59128, 90248, 96083, 146653, 192166, 214339, 293306, 384332, 428678, 586612, 768664, 857356, 1173224, 1714712, 2786407, 5572814, 11145628, 22291256]

約数ペア:

[(1, 22291256), (2, 11145628), (4, 5572814), (8, 2786407), (13, 1714712), (19, 1173224), (26, 857356), (29, 768664), (38, 586612), (52, 428678), (58, 384332), (76, 293306), (104, 214339), (116, 192166), (152, 146653), (232, 96083), (247, 90248), (377, 59128), (389, 57304), (494, 45124), (551, 40456), (754, 29564), (778, 28652), (988, 22562), (1102, 20228), (1508, 14782), (1556, 14326), (1976, 11281), (2204, 10114), (3016, 7391), (3112, 7163), (4408, 5057)]