20287392

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 58351104

約数和(自身を除く): 38063712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 68, 93, 96, 102, 124, 136, 186, 204, 248, 272, 372, 401, 408, 496, 527, 544, 744, 802, 816, 992, 1054, 1203, 1488, 1581, 1604, 1632, 2108, 2406, 2976, 3162, 3208, 4216, 4812, 6324, 6416, 6817, 8432, 9624, 12431, 12648, 12832, 13634, 16864, 19248, 20451, 24862, 25296, 27268, 37293, 38496, 40902, 49724, 50592, 54536, 74586, 81804, 99448, 109072, 149172, 163608, 198896, 211327, 218144, 298344, 327216, 397792, 422654, 596688, 633981, 654432, 845308, 1193376, 1267962, 1690616, 2535924, 3381232, 5071848, 6762464, 10143696, 20287392]

約数ペア:

[(1, 20287392), (2, 10143696), (3, 6762464), (4, 5071848), (6, 3381232), (8, 2535924), (12, 1690616), (16, 1267962), (17, 1193376), (24, 845308), (31, 654432), (32, 633981), (34, 596688), (48, 422654), (51, 397792), (62, 327216), (68, 298344), (93, 218144), (96, 211327), (102, 198896), (124, 163608), (136, 149172), (186, 109072), (204, 99448), (248, 81804), (272, 74586), (372, 54536), (401, 50592), (408, 49724), (496, 40902), (527, 38496), (544, 37293), (744, 27268), (802, 25296), (816, 24862), (992, 20451), (1054, 19248), (1203, 16864), (1488, 13634), (1581, 12832), (1604, 12648), (1632, 12431), (2108, 9624), (2406, 8432), (2976, 6817), (3162, 6416), (3208, 6324), (4216, 4812)]