20193065152

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1283}}^1\times {\mathrm{18917}}^1$

素因数の和:20225

約数の個数: 56

約数和(自身を含む): 43188885936

約数和(自身を除く): 22995820784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1283, 2566, 5132, 10264, 16679, 18917, 20528, 33358, 37834, 41056, 66716, 75668, 82112, 133432, 151336, 245921, 266864, 302672, 491842, 533728, 605344, 983684, 1067456, 1210688, 1967368, 3934736, 7869472, 15738944, 24270511, 48541022, 97082044, 194164088, 315516643, 388328176, 631033286, 776656352, 1262066572, 1553312704, 2524133144, 5048266288, 10096532576, 20193065152]

約数ペア:

[(1, 20193065152), (2, 10096532576), (4, 5048266288), (8, 2524133144), (13, 1553312704), (16, 1262066572), (26, 776656352), (32, 631033286), (52, 388328176), (64, 315516643), (104, 194164088), (208, 97082044), (416, 48541022), (832, 24270511), (1283, 15738944), (2566, 7869472), (5132, 3934736), (10264, 1967368), (16679, 1210688), (18917, 1067456), (20528, 983684), (33358, 605344), (37834, 533728), (41056, 491842), (66716, 302672), (75668, 266864), (82112, 245921), (133432, 151336)]