20346960788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{2039}}^1$

素因数の和:2421

約数の個数: 96

約数和(自身を含む): 44910028800

約数和(自身を除く): 24563068012

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 179, 181, 308, 358, 362, 716, 724, 1253, 1267, 1969, 1991, 2039, 2506, 2534, 3938, 3982, 4078, 5012, 5068, 7876, 7964, 8156, 13783, 13937, 14273, 22429, 27566, 27874, 28546, 32399, 44858, 55132, 55748, 57092, 64798, 89716, 129596, 157003, 226793, 314006, 356389, 364981, 369059, 453586, 628012, 712778, 729962, 738118, 907172, 1425556, 1459924, 1476236, 2494723, 2554867, 2583413, 4014791, 4059649, 4989446, 5109734, 5166826, 8029582, 8119298, 9978892, 10219468, 10333652, 16059164, 16238596, 28103537, 28417543, 56207074, 56835086, 66061561, 112414148, 113670172, 132123122, 264246244, 462430927, 726677171, 924861854, 1453354342, 1849723708, 2906708684, 5086740197, 10173480394, 20346960788]

約数ペア:

[(1, 20346960788), (2, 10173480394), (4, 5086740197), (7, 2906708684), (11, 1849723708), (14, 1453354342), (22, 924861854), (28, 726677171), (44, 462430927), (77, 264246244), (154, 132123122), (179, 113670172), (181, 112414148), (308, 66061561), (358, 56835086), (362, 56207074), (716, 28417543), (724, 28103537), (1253, 16238596), (1267, 16059164), (1969, 10333652), (1991, 10219468), (2039, 9978892), (2506, 8119298), (2534, 8029582), (3938, 5166826), (3982, 5109734), (4078, 4989446), (5012, 4059649), (5068, 4014791), (7876, 2583413), (7964, 2554867), (8156, 2494723), (13783, 1476236), (13937, 1459924), (14273, 1425556), (22429, 907172), (27566, 738118), (27874, 729962), (28546, 712778), (32399, 628012), (44858, 453586), (55132, 369059), (55748, 364981), (57092, 356389), (64798, 314006), (89716, 226793), (129596, 157003)]