19894752

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1920

約数の個数: 72

約数和(自身を含む): 58135896

約数和(自身を除く): 38241144

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, 1867, 2664, 3552, 3734, 5328, 5601, 7468, 10656, 11202, 14936, 16803, 22404, 29872, 33606, 44808, 59744, 67212, 69079, 89616, 134424, 138158, 179232, 207237, 268848, 276316, 414474, 537696, 552632, 621711, 828948, 1105264, 1243422, 1657896, 2210528, 2486844, 3315792, 4973688, 6631584, 9947376, 19894752]

約数ペア:

[(1, 19894752), (2, 9947376), (3, 6631584), (4, 4973688), (6, 3315792), (8, 2486844), (9, 2210528), (12, 1657896), (16, 1243422), (18, 1105264), (24, 828948), (32, 621711), (36, 552632), (37, 537696), (48, 414474), (72, 276316), (74, 268848), (96, 207237), (111, 179232), (144, 138158), (148, 134424), (222, 89616), (288, 69079), (296, 67212), (333, 59744), (444, 44808), (592, 33606), (666, 29872), (888, 22404), (1184, 16803), (1332, 14936), (1776, 11202), (1867, 10656), (2664, 7468), (3552, 5601), (3734, 5328)]