18858996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 33425964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 531, 683, 708, 767, 1062, 1366, 1534, 2049, 2124, 2301, 2732, 3068, 4098, 4602, 6147, 6903, 8196, 8879, 9204, 12294, 13806, 17758, 24588, 26637, 27612, 35516, 40297, 53274, 79911, 80594, 106548, 120891, 159822, 161188, 241782, 319644, 362673, 483564, 523861, 725346, 1047722, 1450692, 1571583, 2095444, 3143166, 4714749, 6286332, 9429498, 18858996]

約数ペア:

[(1, 18858996), (2, 9429498), (3, 6286332), (4, 4714749), (6, 3143166), (9, 2095444), (12, 1571583), (13, 1450692), (18, 1047722), (26, 725346), (36, 523861), (39, 483564), (52, 362673), (59, 319644), (78, 241782), (117, 161188), (118, 159822), (156, 120891), (177, 106548), (234, 80594), (236, 79911), (354, 53274), (468, 40297), (531, 35516), (683, 27612), (708, 26637), (767, 24588), (1062, 17758), (1366, 13806), (1534, 12294), (2049, 9204), (2124, 8879), (2301, 8196), (2732, 6903), (3068, 6147), (4098, 4602)]