19202312

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 38976300

約数和(自身を除く): 19773988

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 109, 122, 152, 218, 244, 361, 436, 488, 722, 872, 1159, 1444, 2071, 2318, 2888, 4142, 4636, 6649, 8284, 9272, 13298, 16568, 22021, 26596, 39349, 44042, 53192, 78698, 88084, 126331, 157396, 176168, 252662, 314792, 505324, 1010648, 2400289, 4800578, 9601156, 19202312]

約数ペア:

[(1, 19202312), (2, 9601156), (4, 4800578), (8, 2400289), (19, 1010648), (38, 505324), (61, 314792), (76, 252662), (109, 176168), (122, 157396), (152, 126331), (218, 88084), (244, 78698), (361, 53192), (436, 44042), (488, 39349), (722, 26596), (872, 22021), (1159, 16568), (1444, 13298), (2071, 9272), (2318, 8284), (2888, 6649), (4142, 4636)]