20194377665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{2459}}^1$

素因数の和:2822

約数の個数: 64

約数和(自身を含む): 30708357120

約数和(自身を除く): 10513979455

約数列:

[1, 5, 7, 11, 35, 55, 77, 83, 257, 385, 415, 581, 913, 1285, 1799, 2459, 2827, 2905, 4565, 6391, 8995, 12295, 14135, 17213, 19789, 21331, 27049, 31955, 86065, 98945, 106655, 135245, 149317, 189343, 204097, 234641, 631963, 746585, 946715, 1020485, 1173205, 1428679, 1642487, 2245067, 3159815, 4423741, 6951593, 7143395, 8212435, 11225335, 15715469, 22118705, 34757965, 48661151, 52452929, 78577345, 243305755, 262264645, 367170503, 576982219, 1835852515, 2884911095, 4038875533, 20194377665]

約数ペア:

[(1, 20194377665), (5, 4038875533), (7, 2884911095), (11, 1835852515), (35, 576982219), (55, 367170503), (77, 262264645), (83, 243305755), (257, 78577345), (385, 52452929), (415, 48661151), (581, 34757965), (913, 22118705), (1285, 15715469), (1799, 11225335), (2459, 8212435), (2827, 7143395), (2905, 6951593), (4565, 4423741), (6391, 3159815), (8995, 2245067), (12295, 1642487), (14135, 1428679), (17213, 1173205), (19789, 1020485), (21331, 946715), (27049, 746585), (31955, 631963), (86065, 234641), (98945, 204097), (106655, 189343), (135245, 149317)]