38999584

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 83243160

約数和(自身を除く): 44243576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 241, 389, 416, 482, 778, 964, 1556, 1928, 3112, 3133, 3856, 5057, 6224, 6266, 7712, 10114, 12448, 12532, 20228, 25064, 40456, 50128, 80912, 93749, 100256, 161824, 187498, 374996, 749992, 1218737, 1499984, 2437474, 2999968, 4874948, 9749896, 19499792, 38999584]

約数ペア:

[(1, 38999584), (2, 19499792), (4, 9749896), (8, 4874948), (13, 2999968), (16, 2437474), (26, 1499984), (32, 1218737), (52, 749992), (104, 374996), (208, 187498), (241, 161824), (389, 100256), (416, 93749), (482, 80912), (778, 50128), (964, 40456), (1556, 25064), (1928, 20228), (3112, 12532), (3133, 12448), (3856, 10114), (5057, 7712), (6224, 6266)]