20199651872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{1657}}^1\times {\mathrm{22409}}^1$

素因数の和:24093

約数の個数: 48

約数和(自身を含む): 42134654520

約数和(自身を除く): 21935002648

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 1657, 3314, 6628, 13256, 22409, 26512, 28169, 44818, 53024, 56338, 89636, 112676, 179272, 225352, 358544, 380953, 450704, 717088, 761906, 901408, 1523812, 3047624, 6095248, 12190496, 37131713, 74263426, 148526852, 297053704, 594107408, 631239121, 1188214816, 1262478242, 2524956484, 5049912968, 10099825936, 20199651872]

約数ペア:

[(1, 20199651872), (2, 10099825936), (4, 5049912968), (8, 2524956484), (16, 1262478242), (17, 1188214816), (32, 631239121), (34, 594107408), (68, 297053704), (136, 148526852), (272, 74263426), (544, 37131713), (1657, 12190496), (3314, 6095248), (6628, 3047624), (13256, 1523812), (22409, 901408), (26512, 761906), (28169, 717088), (44818, 450704), (53024, 380953), (56338, 358544), (89636, 225352), (112676, 179272)]