20009209664

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:896

約数の個数: 112

約数和(自身を含む): 41484011520

約数和(自身を除く): 21474801856

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 97, 127, 164, 194, 254, 328, 388, 508, 619, 656, 776, 1016, 1238, 1312, 1552, 2032, 2476, 2624, 3104, 3977, 4064, 4952, 5207, 6208, 7954, 8128, 9904, 10414, 12319, 15908, 19808, 20828, 24638, 25379, 31816, 39616, 41656, 49276, 50758, 60043, 63632, 78613, 83312, 98552, 101516, 120086, 127264, 157226, 166624, 197104, 203032, 240172, 254528, 314452, 333248, 394208, 406064, 480344, 505079, 628904, 788416, 812128, 960688, 1010158, 1257808, 1624256, 1921376, 2020316, 2461763, 2515616, 3223133, 3842752, 4040632, 4923526, 5031232, 6446266, 7625461, 8081264, 9847052, 12892532, 15250922, 16162528, 19694104, 25785064, 30501844, 32325056, 39388208, 51570128, 61003688, 78776416, 103140256, 122007376, 157552832, 206280512, 244014752, 312643901, 488029504, 625287802, 1250575604, 2501151208, 5002302416, 10004604832, 20009209664]

約数ペア:

[(1, 20009209664), (2, 10004604832), (4, 5002302416), (8, 2501151208), (16, 1250575604), (32, 625287802), (41, 488029504), (64, 312643901), (82, 244014752), (97, 206280512), (127, 157552832), (164, 122007376), (194, 103140256), (254, 78776416), (328, 61003688), (388, 51570128), (508, 39388208), (619, 32325056), (656, 30501844), (776, 25785064), (1016, 19694104), (1238, 16162528), (1312, 15250922), (1552, 12892532), (2032, 9847052), (2476, 8081264), (2624, 7625461), (3104, 6446266), (3977, 5031232), (4064, 4923526), (4952, 4040632), (5207, 3842752), (6208, 3223133), (7954, 2515616), (8128, 2461763), (9904, 2020316), (10414, 1921376), (12319, 1624256), (15908, 1257808), (19808, 1010158), (20828, 960688), (24638, 812128), (25379, 788416), (31816, 628904), (39616, 505079), (41656, 480344), (49276, 406064), (50758, 394208), (60043, 333248), (63632, 314452), (78613, 254528), (83312, 240172), (98552, 203032), (101516, 197104), (120086, 166624), (127264, 157226)]