19444896

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 72

約数和(自身を含む): 55901664

約数和(自身を除く): 36456768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 631, 642, 856, 963, 1262, 1284, 1712, 1893, 1926, 2524, 2568, 3424, 3786, 3852, 5048, 5136, 5679, 7572, 7704, 10096, 10272, 11358, 15144, 15408, 20192, 22716, 30288, 30816, 45432, 60576, 67517, 90864, 135034, 181728, 202551, 270068, 405102, 540136, 607653, 810204, 1080272, 1215306, 1620408, 2160544, 2430612, 3240816, 4861224, 6481632, 9722448, 19444896]

約数ペア:

[(1, 19444896), (2, 9722448), (3, 6481632), (4, 4861224), (6, 3240816), (8, 2430612), (9, 2160544), (12, 1620408), (16, 1215306), (18, 1080272), (24, 810204), (32, 607653), (36, 540136), (48, 405102), (72, 270068), (96, 202551), (107, 181728), (144, 135034), (214, 90864), (288, 67517), (321, 60576), (428, 45432), (631, 30816), (642, 30288), (856, 22716), (963, 20192), (1262, 15408), (1284, 15144), (1712, 11358), (1893, 10272), (1926, 10096), (2524, 7704), (2568, 7572), (3424, 5679), (3786, 5136), (3852, 5048)]