19295250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2012

約数の個数: 64

約数和(自身を含む): 51891840

約数和(自身を除く): 32596590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 1979, 3250, 3958, 4875, 5937, 9750, 9895, 11874, 19790, 25727, 29685, 49475, 51454, 59370, 77181, 98950, 128635, 148425, 154362, 247375, 257270, 296850, 385905, 494750, 643175, 742125, 771810, 1286350, 1484250, 1929525, 3215875, 3859050, 6431750, 9647625, 19295250]

約数ペア:

[(1, 19295250), (2, 9647625), (3, 6431750), (5, 3859050), (6, 3215875), (10, 1929525), (13, 1484250), (15, 1286350), (25, 771810), (26, 742125), (30, 643175), (39, 494750), (50, 385905), (65, 296850), (75, 257270), (78, 247375), (125, 154362), (130, 148425), (150, 128635), (195, 98950), (250, 77181), (325, 59370), (375, 51454), (390, 49475), (650, 29685), (750, 25727), (975, 19790), (1625, 11874), (1950, 9895), (1979, 9750), (3250, 5937), (3958, 4875)]