19109970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 35926830

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 97, 99, 110, 165, 194, 198, 199, 291, 330, 398, 485, 495, 582, 597, 873, 970, 990, 995, 1067, 1194, 1455, 1746, 1791, 1990, 2134, 2189, 2910, 2985, 3201, 3582, 4365, 4378, 5335, 5970, 6402, 6567, 8730, 8955, 9603, 10670, 10945, 13134, 16005, 17910, 19206, 19303, 19701, 21890, 32010, 32835, 38606, 39402, 48015, 57909, 65670, 96030, 96515, 98505, 115818, 173727, 193030, 197010, 212333, 289545, 347454, 424666, 579090, 636999, 868635, 1061665, 1273998, 1737270, 1910997, 2123330, 3184995, 3821994, 6369990, 9554985, 19109970]

約数ペア:

[(1, 19109970), (2, 9554985), (3, 6369990), (5, 3821994), (6, 3184995), (9, 2123330), (10, 1910997), (11, 1737270), (15, 1273998), (18, 1061665), (22, 868635), (30, 636999), (33, 579090), (45, 424666), (55, 347454), (66, 289545), (90, 212333), (97, 197010), (99, 193030), (110, 173727), (165, 115818), (194, 98505), (198, 96515), (199, 96030), (291, 65670), (330, 57909), (398, 48015), (485, 39402), (495, 38606), (582, 32835), (597, 32010), (873, 21890), (970, 19701), (990, 19303), (995, 19206), (1067, 17910), (1194, 16005), (1455, 13134), (1746, 10945), (1791, 10670), (1990, 9603), (2134, 8955), (2189, 8730), (2910, 6567), (2985, 6402), (3201, 5970), (3582, 5335), (4365, 4378)]