1889908644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:1002

約数の個数: 144

約数和(自身を含む): 5153241408

約数和(自身を除く): 3263332764

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 37, 38, 39, 52, 57, 74, 76, 78, 111, 114, 148, 156, 222, 228, 247, 361, 444, 481, 494, 703, 722, 741, 907, 962, 988, 1083, 1406, 1443, 1444, 1482, 1814, 1924, 2109, 2166, 2721, 2812, 2886, 2964, 3628, 4218, 4332, 4693, 5442, 5772, 8436, 9139, 9386, 10884, 11791, 13357, 14079, 17233, 18278, 18772, 23582, 26714, 27417, 28158, 33559, 34466, 35373, 36556, 40071, 47164, 51699, 53428, 54834, 56316, 67118, 68932, 70746, 80142, 100677, 103398, 109668, 134236, 141492, 160284, 173641, 201354, 206796, 224029, 327427, 347282, 402708, 436267, 448058, 520923, 637621, 654854, 672087, 694564, 872534, 896116, 982281, 1041846, 1275242, 1308801, 1309708, 1344174, 1745068, 1912863, 1964562, 2083692, 2550484, 2617602, 2688348, 3825726, 3929124, 4256551, 5235204, 7651452, 8289073, 8513102, 12114799, 12769653, 16578146, 17026204, 24229598, 24867219, 25539306, 33156292, 36344397, 48459196, 49734438, 51078612, 72688794, 99468876, 145377588, 157492387, 314984774, 472477161, 629969548, 944954322, 1889908644]

約数ペア:

[(1, 1889908644), (2, 944954322), (3, 629969548), (4, 472477161), (6, 314984774), (12, 157492387), (13, 145377588), (19, 99468876), (26, 72688794), (37, 51078612), (38, 49734438), (39, 48459196), (52, 36344397), (57, 33156292), (74, 25539306), (76, 24867219), (78, 24229598), (111, 17026204), (114, 16578146), (148, 12769653), (156, 12114799), (222, 8513102), (228, 8289073), (247, 7651452), (361, 5235204), (444, 4256551), (481, 3929124), (494, 3825726), (703, 2688348), (722, 2617602), (741, 2550484), (907, 2083692), (962, 1964562), (988, 1912863), (1083, 1745068), (1406, 1344174), (1443, 1309708), (1444, 1308801), (1482, 1275242), (1814, 1041846), (1924, 982281), (2109, 896116), (2166, 872534), (2721, 694564), (2812, 672087), (2886, 654854), (2964, 637621), (3628, 520923), (4218, 448058), (4332, 436267), (4693, 402708), (5442, 347282), (5772, 327427), (8436, 224029), (9139, 206796), (9386, 201354), (10884, 173641), (11791, 160284), (13357, 141492), (14079, 134236), (17233, 109668), (18278, 103398), (18772, 100677), (23582, 80142), (26714, 70746), (27417, 68932), (28158, 67118), (33559, 56316), (34466, 54834), (35373, 53428), (36556, 51699), (40071, 47164)]