19615694744

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1\times {\mathrm{1459}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 38557490400

約数和(自身を除く): 18941795656

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 857, 1459, 1714, 1961, 2918, 3428, 3922, 5836, 6856, 7844, 11672, 15688, 31709, 45421, 53983, 63418, 77327, 90842, 107966, 126836, 154654, 181684, 215932, 253672, 309308, 363368, 431864, 618616, 1250363, 1680577, 2500726, 2861099, 3361154, 5001452, 5722198, 6722308, 10002904, 11444396, 13444616, 22888792, 46263431, 66269239, 92526862, 132538478, 185053724, 265076956, 370107448, 530153912, 2451961843, 4903923686, 9807847372, 19615694744]

約数ペア:

[(1, 19615694744), (2, 9807847372), (4, 4903923686), (8, 2451961843), (37, 530153912), (53, 370107448), (74, 265076956), (106, 185053724), (148, 132538478), (212, 92526862), (296, 66269239), (424, 46263431), (857, 22888792), (1459, 13444616), (1714, 11444396), (1961, 10002904), (2918, 6722308), (3428, 5722198), (3922, 5001452), (5836, 3361154), (6856, 2861099), (7844, 2500726), (11672, 1680577), (15688, 1250363), (31709, 618616), (45421, 431864), (53983, 363368), (63418, 309308), (77327, 253672), (90842, 215932), (107966, 181684), (126836, 154654)]