1968301986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{1873}}^1$

素因数の和:2207

約数の個数: 64

約数和(自身を含む): 4559486976

約数和(自身を除く): 2591184990

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 191, 262, 382, 393, 573, 786, 917, 1146, 1337, 1834, 1873, 2674, 2751, 3746, 4011, 5502, 5619, 8022, 11238, 13111, 25021, 26222, 39333, 50042, 75063, 78666, 150126, 175147, 245363, 350294, 357743, 490726, 525441, 715486, 736089, 1050882, 1073229, 1472178, 1717541, 2146458, 2504201, 3435082, 5008402, 5152623, 7512603, 10305246, 15025206, 46864333, 93728666, 140592999, 281185998, 328050331, 656100662, 984150993, 1968301986]

約数ペア:

[(1, 1968301986), (2, 984150993), (3, 656100662), (6, 328050331), (7, 281185998), (14, 140592999), (21, 93728666), (42, 46864333), (131, 15025206), (191, 10305246), (262, 7512603), (382, 5152623), (393, 5008402), (573, 3435082), (786, 2504201), (917, 2146458), (1146, 1717541), (1337, 1472178), (1834, 1073229), (1873, 1050882), (2674, 736089), (2751, 715486), (3746, 525441), (4011, 490726), (5502, 357743), (5619, 350294), (8022, 245363), (11238, 175147), (13111, 150126), (25021, 78666), (26222, 75063), (39333, 50042)]