20139885816

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1389

約数の個数: 128

約数和(自身を含む): 52727500800

約数和(自身を除く): 32587614984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 103, 124, 186, 206, 248, 269, 309, 372, 412, 538, 618, 744, 807, 824, 977, 1076, 1236, 1614, 1954, 2152, 2472, 2931, 3193, 3228, 3908, 5862, 6386, 6456, 7816, 8339, 9579, 11724, 12772, 16678, 19158, 23448, 25017, 25544, 27707, 30287, 33356, 38316, 50034, 55414, 60574, 66712, 76632, 83121, 90861, 100068, 100631, 110828, 121148, 166242, 181722, 200136, 201262, 221656, 242296, 262813, 301893, 332484, 363444, 402524, 525626, 603786, 664968, 726888, 788439, 805048, 858917, 1051252, 1207572, 1576878, 1717834, 2102504, 2415144, 2576751, 3119561, 3153756, 3435668, 5153502, 6239122, 6307512, 6871336, 8147203, 9358683, 10307004, 12478244, 16294406, 18717366, 20614008, 24441609, 24956488, 27069739, 32588812, 37434732, 48883218, 54139478, 65177624, 74869464, 81209217, 97766436, 108278956, 162418434, 195532872, 216557912, 324836868, 649673736, 839161909, 1678323818, 2517485727, 3356647636, 5034971454, 6713295272, 10069942908, 20139885816]

約数ペア:

[(1, 20139885816), (2, 10069942908), (3, 6713295272), (4, 5034971454), (6, 3356647636), (8, 2517485727), (12, 1678323818), (24, 839161909), (31, 649673736), (62, 324836868), (93, 216557912), (103, 195532872), (124, 162418434), (186, 108278956), (206, 97766436), (248, 81209217), (269, 74869464), (309, 65177624), (372, 54139478), (412, 48883218), (538, 37434732), (618, 32588812), (744, 27069739), (807, 24956488), (824, 24441609), (977, 20614008), (1076, 18717366), (1236, 16294406), (1614, 12478244), (1954, 10307004), (2152, 9358683), (2472, 8147203), (2931, 6871336), (3193, 6307512), (3228, 6239122), (3908, 5153502), (5862, 3435668), (6386, 3153756), (6456, 3119561), (7816, 2576751), (8339, 2415144), (9579, 2102504), (11724, 1717834), (12772, 1576878), (16678, 1207572), (19158, 1051252), (23448, 858917), (25017, 805048), (25544, 788439), (27707, 726888), (30287, 664968), (33356, 603786), (38316, 525626), (50034, 402524), (55414, 363444), (60574, 332484), (66712, 301893), (76632, 262813), (83121, 242296), (90861, 221656), (100068, 201262), (100631, 200136), (110828, 181722), (121148, 166242)]