20408736

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 57576960

約数和(自身を除く): 37168224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 67, 76, 96, 114, 134, 152, 167, 201, 228, 268, 304, 334, 402, 456, 501, 536, 608, 668, 804, 912, 1002, 1072, 1273, 1336, 1608, 1824, 2004, 2144, 2546, 2672, 3173, 3216, 3819, 4008, 5092, 5344, 6346, 6432, 7638, 8016, 9519, 10184, 11189, 12692, 15276, 16032, 19038, 20368, 22378, 25384, 30552, 33567, 38076, 40736, 44756, 50768, 61104, 67134, 76152, 89512, 101536, 122208, 134268, 152304, 179024, 212591, 268536, 304608, 358048, 425182, 537072, 637773, 850364, 1074144, 1275546, 1700728, 2551092, 3401456, 5102184, 6802912, 10204368, 20408736]

約数ペア:

[(1, 20408736), (2, 10204368), (3, 6802912), (4, 5102184), (6, 3401456), (8, 2551092), (12, 1700728), (16, 1275546), (19, 1074144), (24, 850364), (32, 637773), (38, 537072), (48, 425182), (57, 358048), (67, 304608), (76, 268536), (96, 212591), (114, 179024), (134, 152304), (152, 134268), (167, 122208), (201, 101536), (228, 89512), (268, 76152), (304, 67134), (334, 61104), (402, 50768), (456, 44756), (501, 40736), (536, 38076), (608, 33567), (668, 30552), (804, 25384), (912, 22378), (1002, 20368), (1072, 19038), (1273, 16032), (1336, 15276), (1608, 12692), (1824, 11189), (2004, 10184), (2144, 9519), (2546, 8016), (2672, 7638), (3173, 6432), (3216, 6346), (3819, 5344), (4008, 5092)]