18646368

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 53738496

約数和(自身を除く): 35092128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 67, 78, 96, 104, 134, 156, 201, 208, 223, 268, 312, 402, 416, 446, 536, 624, 669, 804, 871, 892, 1072, 1248, 1338, 1608, 1742, 1784, 2144, 2613, 2676, 2899, 3216, 3484, 3568, 5226, 5352, 5798, 6432, 6968, 7136, 8697, 10452, 10704, 11596, 13936, 14941, 17394, 20904, 21408, 23192, 27872, 29882, 34788, 41808, 44823, 46384, 59764, 69576, 83616, 89646, 92768, 119528, 139152, 179292, 194233, 239056, 278304, 358584, 388466, 478112, 582699, 717168, 776932, 1165398, 1434336, 1553864, 2330796, 3107728, 4661592, 6215456, 9323184, 18646368]

約数ペア:

[(1, 18646368), (2, 9323184), (3, 6215456), (4, 4661592), (6, 3107728), (8, 2330796), (12, 1553864), (13, 1434336), (16, 1165398), (24, 776932), (26, 717168), (32, 582699), (39, 478112), (48, 388466), (52, 358584), (67, 278304), (78, 239056), (96, 194233), (104, 179292), (134, 139152), (156, 119528), (201, 92768), (208, 89646), (223, 83616), (268, 69576), (312, 59764), (402, 46384), (416, 44823), (446, 41808), (536, 34788), (624, 29882), (669, 27872), (804, 23192), (871, 21408), (892, 20904), (1072, 17394), (1248, 14941), (1338, 13936), (1608, 11596), (1742, 10704), (1784, 10452), (2144, 8697), (2613, 7136), (2676, 6968), (2899, 6432), (3216, 5798), (3484, 5352), (3568, 5226)]