19186128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 59602088

約数和(自身を除く): 40415960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 234, 277, 296, 312, 333, 444, 468, 481, 554, 592, 624, 666, 831, 888, 936, 962, 1108, 1332, 1443, 1662, 1776, 1872, 1924, 2216, 2493, 2664, 2886, 3324, 3601, 3848, 4329, 4432, 4986, 5328, 5772, 6648, 7202, 7696, 8658, 9972, 10249, 10803, 11544, 13296, 14404, 17316, 19944, 20498, 21606, 23088, 28808, 30747, 32409, 34632, 39888, 40996, 43212, 57616, 61494, 64818, 69264, 81992, 86424, 92241, 122988, 129636, 133237, 163984, 172848, 184482, 245976, 259272, 266474, 368964, 399711, 491952, 518544, 532948, 737928, 799422, 1065896, 1199133, 1475856, 1598844, 2131792, 2398266, 3197688, 4796532, 6395376, 9593064, 19186128]

約数ペア:

[(1, 19186128), (2, 9593064), (3, 6395376), (4, 4796532), (6, 3197688), (8, 2398266), (9, 2131792), (12, 1598844), (13, 1475856), (16, 1199133), (18, 1065896), (24, 799422), (26, 737928), (36, 532948), (37, 518544), (39, 491952), (48, 399711), (52, 368964), (72, 266474), (74, 259272), (78, 245976), (104, 184482), (111, 172848), (117, 163984), (144, 133237), (148, 129636), (156, 122988), (208, 92241), (222, 86424), (234, 81992), (277, 69264), (296, 64818), (312, 61494), (333, 57616), (444, 43212), (468, 40996), (481, 39888), (554, 34632), (592, 32409), (624, 30747), (666, 28808), (831, 23088), (888, 21606), (936, 20498), (962, 19944), (1108, 17316), (1332, 14404), (1443, 13296), (1662, 11544), (1776, 10803), (1872, 10249), (1924, 9972), (2216, 8658), (2493, 7696), (2664, 7202), (2886, 6648), (3324, 5772), (3601, 5328), (3848, 4986), (4329, 4432)]