20206992

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 58817664

約数和(自身を除く): 38610672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 53, 78, 94, 104, 106, 141, 156, 159, 169, 188, 208, 212, 282, 312, 318, 338, 376, 424, 507, 564, 611, 624, 636, 676, 689, 752, 848, 1014, 1128, 1222, 1272, 1352, 1378, 1833, 2028, 2067, 2256, 2444, 2491, 2544, 2704, 2756, 3666, 4056, 4134, 4888, 4982, 5512, 7332, 7473, 7943, 8112, 8268, 8957, 9776, 9964, 11024, 14664, 14946, 15886, 16536, 17914, 19928, 23829, 26871, 29328, 29892, 31772, 32383, 33072, 35828, 39856, 47658, 53742, 59784, 63544, 64766, 71656, 95316, 97149, 107484, 119568, 127088, 129532, 143312, 190632, 194298, 214968, 259064, 381264, 388596, 420979, 429936, 518128, 777192, 841958, 1262937, 1554384, 1683916, 2525874, 3367832, 5051748, 6735664, 10103496, 20206992]

約数ペア:

[(1, 20206992), (2, 10103496), (3, 6735664), (4, 5051748), (6, 3367832), (8, 2525874), (12, 1683916), (13, 1554384), (16, 1262937), (24, 841958), (26, 777192), (39, 518128), (47, 429936), (48, 420979), (52, 388596), (53, 381264), (78, 259064), (94, 214968), (104, 194298), (106, 190632), (141, 143312), (156, 129532), (159, 127088), (169, 119568), (188, 107484), (208, 97149), (212, 95316), (282, 71656), (312, 64766), (318, 63544), (338, 59784), (376, 53742), (424, 47658), (507, 39856), (564, 35828), (611, 33072), (624, 32383), (636, 31772), (676, 29892), (689, 29328), (752, 26871), (848, 23829), (1014, 19928), (1128, 17914), (1222, 16536), (1272, 15886), (1352, 14946), (1378, 14664), (1833, 11024), (2028, 9964), (2067, 9776), (2256, 8957), (2444, 8268), (2491, 8112), (2544, 7943), (2704, 7473), (2756, 7332), (3666, 5512), (4056, 4982), (4134, 4888)]