18951888

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 50996736

約数和(自身を除く): 32044848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 71, 83, 134, 142, 166, 201, 213, 249, 268, 284, 332, 402, 426, 498, 536, 568, 664, 804, 852, 996, 1072, 1136, 1328, 1608, 1704, 1992, 3216, 3408, 3984, 4757, 5561, 5893, 9514, 11122, 11786, 14271, 16683, 17679, 19028, 22244, 23572, 28542, 33366, 35358, 38056, 44488, 47144, 57084, 66732, 70716, 76112, 88976, 94288, 114168, 133464, 141432, 228336, 266928, 282864, 394831, 789662, 1184493, 1579324, 2368986, 3158648, 4737972, 6317296, 9475944, 18951888]

約数ペア:

[(1, 18951888), (2, 9475944), (3, 6317296), (4, 4737972), (6, 3158648), (8, 2368986), (12, 1579324), (16, 1184493), (24, 789662), (48, 394831), (67, 282864), (71, 266928), (83, 228336), (134, 141432), (142, 133464), (166, 114168), (201, 94288), (213, 88976), (249, 76112), (268, 70716), (284, 66732), (332, 57084), (402, 47144), (426, 44488), (498, 38056), (536, 35358), (568, 33366), (664, 28542), (804, 23572), (852, 22244), (996, 19028), (1072, 17679), (1136, 16683), (1328, 14271), (1608, 11786), (1704, 11122), (1992, 9514), (3216, 5893), (3408, 5561), (3984, 4757)]