20189719176

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1\times {\mathrm{929}}^1$

素因数の和:1571

約数の個数: 128

約数和(自身を含む): 55539302400

約数和(自身を除く): 35349583224

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 191, 264, 382, 431, 573, 764, 862, 929, 1146, 1293, 1528, 1724, 1858, 2101, 2292, 2586, 2787, 3448, 3716, 4202, 4584, 4741, 5172, 5574, 6303, 7432, 8404, 9482, 10219, 10344, 11148, 12606, 14223, 16808, 18964, 20438, 22296, 25212, 28446, 30657, 37928, 40876, 50424, 56892, 61314, 81752, 82321, 113784, 122628, 164642, 177439, 245256, 246963, 329284, 354878, 400399, 493926, 532317, 658568, 709756, 800798, 905531, 987852, 1064634, 1201197, 1419512, 1601596, 1811062, 1951829, 1975704, 2129268, 2402394, 2716593, 3203192, 3622124, 3903658, 4258536, 4404389, 4804788, 5433186, 5855487, 7244248, 7807316, 8808778, 9609576, 10866372, 11710974, 13213167, 15614632, 17617556, 21732744, 23421948, 26426334, 35235112, 46843896, 52852668, 76476209, 105705336, 152952418, 229428627, 305904836, 458857254, 611809672, 841238299, 917714508, 1682476598, 1835429016, 2523714897, 3364953196, 5047429794, 6729906392, 10094859588, 20189719176]

約数ペア:

[(1, 20189719176), (2, 10094859588), (3, 6729906392), (4, 5047429794), (6, 3364953196), (8, 2523714897), (11, 1835429016), (12, 1682476598), (22, 917714508), (24, 841238299), (33, 611809672), (44, 458857254), (66, 305904836), (88, 229428627), (132, 152952418), (191, 105705336), (264, 76476209), (382, 52852668), (431, 46843896), (573, 35235112), (764, 26426334), (862, 23421948), (929, 21732744), (1146, 17617556), (1293, 15614632), (1528, 13213167), (1724, 11710974), (1858, 10866372), (2101, 9609576), (2292, 8808778), (2586, 7807316), (2787, 7244248), (3448, 5855487), (3716, 5433186), (4202, 4804788), (4584, 4404389), (4741, 4258536), (5172, 3903658), (5574, 3622124), (6303, 3203192), (7432, 2716593), (8404, 2402394), (9482, 2129268), (10219, 1975704), (10344, 1951829), (11148, 1811062), (12606, 1601596), (14223, 1419512), (16808, 1201197), (18964, 1064634), (20438, 987852), (22296, 905531), (25212, 800798), (28446, 709756), (30657, 658568), (37928, 532317), (40876, 493926), (50424, 400399), (56892, 354878), (61314, 329284), (81752, 246963), (82321, 245256), (113784, 177439), (122628, 164642)]