20364864

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 112

約数和(自身を含む): 59740800

約数和(自身を除く): 39375936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 156, 164, 192, 199, 208, 246, 312, 328, 398, 416, 492, 533, 597, 624, 656, 796, 832, 984, 1066, 1194, 1248, 1312, 1592, 1599, 1968, 2132, 2388, 2496, 2587, 2624, 3184, 3198, 3936, 4264, 4776, 5174, 6368, 6396, 7761, 7872, 8159, 8528, 9552, 10348, 12736, 12792, 15522, 16318, 17056, 19104, 20696, 24477, 25584, 31044, 32636, 34112, 38208, 41392, 48954, 51168, 62088, 65272, 82784, 97908, 102336, 106067, 124176, 130544, 165568, 195816, 212134, 248352, 261088, 318201, 391632, 424268, 496704, 522176, 636402, 783264, 848536, 1272804, 1566528, 1697072, 2545608, 3394144, 5091216, 6788288, 10182432, 20364864]

約数ペア:

[(1, 20364864), (2, 10182432), (3, 6788288), (4, 5091216), (6, 3394144), (8, 2545608), (12, 1697072), (13, 1566528), (16, 1272804), (24, 848536), (26, 783264), (32, 636402), (39, 522176), (41, 496704), (48, 424268), (52, 391632), (64, 318201), (78, 261088), (82, 248352), (96, 212134), (104, 195816), (123, 165568), (156, 130544), (164, 124176), (192, 106067), (199, 102336), (208, 97908), (246, 82784), (312, 65272), (328, 62088), (398, 51168), (416, 48954), (492, 41392), (533, 38208), (597, 34112), (624, 32636), (656, 31044), (796, 25584), (832, 24477), (984, 20696), (1066, 19104), (1194, 17056), (1248, 16318), (1312, 15522), (1592, 12792), (1599, 12736), (1968, 10348), (2132, 9552), (2388, 8528), (2496, 8159), (2587, 7872), (2624, 7761), (3184, 6396), (3198, 6368), (3936, 5174), (4264, 4776)]