20131713368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1\times {\mathrm{2687}}^1$

素因数の和:3948

約数の個数: 64

約数和(自身を含む): 41367352320

約数和(自身を除く): 21235638952

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1181, 1586, 2362, 2687, 3172, 4724, 5374, 6344, 9448, 10748, 15353, 21496, 30706, 34931, 61412, 69862, 72041, 122824, 139724, 144082, 163907, 279448, 288164, 327814, 576328, 655628, 936533, 1311256, 1873066, 2130791, 3173347, 3746132, 4261582, 6346694, 7492264, 8523164, 12693388, 17046328, 25386776, 41253511, 82507022, 165014044, 193574167, 330028088, 387148334, 774296668, 1548593336, 2516464171, 5032928342, 10065856684, 20131713368]

約数ペア:

[(1, 20131713368), (2, 10065856684), (4, 5032928342), (8, 2516464171), (13, 1548593336), (26, 774296668), (52, 387148334), (61, 330028088), (104, 193574167), (122, 165014044), (244, 82507022), (488, 41253511), (793, 25386776), (1181, 17046328), (1586, 12693388), (2362, 8523164), (2687, 7492264), (3172, 6346694), (4724, 4261582), (5374, 3746132), (6344, 3173347), (9448, 2130791), (10748, 1873066), (15353, 1311256), (21496, 936533), (30706, 655628), (34931, 576328), (61412, 327814), (69862, 288164), (72041, 279448), (122824, 163907), (139724, 144082)]