20288632

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 50047200

約数和(自身を除く): 29758568

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 31, 52, 56, 58, 62, 91, 104, 116, 124, 182, 203, 217, 232, 248, 364, 377, 403, 406, 434, 728, 754, 806, 812, 868, 899, 961, 1508, 1612, 1624, 1736, 1798, 1922, 2639, 2821, 3016, 3224, 3596, 3844, 5278, 5642, 6293, 6727, 7192, 7688, 10556, 11284, 11687, 12493, 12586, 13454, 21112, 22568, 23374, 24986, 25172, 26908, 27869, 46748, 49972, 50344, 53816, 55738, 81809, 87451, 93496, 99944, 111476, 163618, 174902, 195083, 222952, 327236, 349804, 362297, 390166, 654472, 699608, 724594, 780332, 1449188, 1560664, 2536079, 2898376, 5072158, 10144316, 20288632]

約数ペア:

[(1, 20288632), (2, 10144316), (4, 5072158), (7, 2898376), (8, 2536079), (13, 1560664), (14, 1449188), (26, 780332), (28, 724594), (29, 699608), (31, 654472), (52, 390166), (56, 362297), (58, 349804), (62, 327236), (91, 222952), (104, 195083), (116, 174902), (124, 163618), (182, 111476), (203, 99944), (217, 93496), (232, 87451), (248, 81809), (364, 55738), (377, 53816), (403, 50344), (406, 49972), (434, 46748), (728, 27869), (754, 26908), (806, 25172), (812, 24986), (868, 23374), (899, 22568), (961, 21112), (1508, 13454), (1612, 12586), (1624, 12493), (1736, 11687), (1798, 11284), (1922, 10556), (2639, 7688), (2821, 7192), (3016, 6727), (3224, 6293), (3596, 5642), (3844, 5278)]