19479900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{5903}}^1$

素因数の和:5931

約数の個数: 72

約数和(自身を含む): 61496064

約数和(自身を除く): 42016164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 5903, 11806, 17709, 23612, 29515, 35418, 59030, 64933, 70836, 88545, 118060, 129866, 147575, 177090, 194799, 259732, 295150, 324665, 354180, 389598, 442725, 590300, 649330, 779196, 885450, 973995, 1298660, 1623325, 1770900, 1947990, 3246650, 3895980, 4869975, 6493300, 9739950, 19479900]

約数ペア:

[(1, 19479900), (2, 9739950), (3, 6493300), (4, 4869975), (5, 3895980), (6, 3246650), (10, 1947990), (11, 1770900), (12, 1623325), (15, 1298660), (20, 973995), (22, 885450), (25, 779196), (30, 649330), (33, 590300), (44, 442725), (50, 389598), (55, 354180), (60, 324665), (66, 295150), (75, 259732), (100, 194799), (110, 177090), (132, 147575), (150, 129866), (165, 118060), (220, 88545), (275, 70836), (300, 64933), (330, 59030), (550, 35418), (660, 29515), (825, 23612), (1100, 17709), (1650, 11806), (3300, 5903)]