19937376

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1924

約数の個数: 72

約数和(自身を含む): 58260384

約数和(自身を除く): 38323008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 1871, 2664, 3552, 3742, 5328, 5613, 7484, 10656, 11226, 14968, 16839, 22452, 29936, 33678, 44904, 59872, 67356, 69227, 89808, 134712, 138454, 179616, 207681, 269424, 276908, 415362, 538848, 553816, 623043, 830724, 1107632, 1246086, 1661448, 2215264, 2492172, 3322896, 4984344, 6645792, 9968688, 19937376]

約数ペア:

[(1, 19937376), (2, 9968688), (3, 6645792), (4, 4984344), (6, 3322896), (8, 2492172), (9, 2215264), (12, 1661448), (16, 1246086), (18, 1107632), (24, 830724), (32, 623043), (36, 553816), (37, 538848), (48, 415362), (72, 276908), (74, 269424), (96, 207681), (111, 179616), (144, 138454), (148, 134712), (222, 89808), (288, 69227), (296, 67356), (333, 59872), (444, 44904), (592, 33678), (666, 29936), (888, 22452), (1184, 16839), (1332, 14968), (1776, 11226), (1871, 10656), (2664, 7484), (3552, 5613), (3742, 5328)]