20169888

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{727}}^1$

素因数の和:774

約数の個数: 72

約数和(自身を含む): 56320992

約数和(自身を除く): 36151104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 727, 816, 867, 1156, 1454, 1632, 1734, 2181, 2312, 2908, 3468, 4362, 4624, 5816, 6936, 8724, 9248, 11632, 12359, 13872, 17448, 23264, 24718, 27744, 34896, 37077, 49436, 69792, 74154, 98872, 148308, 197744, 210103, 296616, 395488, 420206, 593232, 630309, 840412, 1186464, 1260618, 1680824, 2521236, 3361648, 5042472, 6723296, 10084944, 20169888]

約数ペア:

[(1, 20169888), (2, 10084944), (3, 6723296), (4, 5042472), (6, 3361648), (8, 2521236), (12, 1680824), (16, 1260618), (17, 1186464), (24, 840412), (32, 630309), (34, 593232), (48, 420206), (51, 395488), (68, 296616), (96, 210103), (102, 197744), (136, 148308), (204, 98872), (272, 74154), (289, 69792), (408, 49436), (544, 37077), (578, 34896), (727, 27744), (816, 24718), (867, 23264), (1156, 17448), (1454, 13872), (1632, 12359), (1734, 11632), (2181, 9248), (2312, 8724), (2908, 6936), (3468, 5816), (4362, 4624)]