19150755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 35925120

約数和(自身を除く): 16774365

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 53, 65, 85, 109, 159, 195, 221, 255, 265, 327, 545, 663, 689, 795, 901, 1105, 1417, 1635, 1853, 2067, 2703, 3315, 3445, 4251, 4505, 5559, 5777, 7085, 9265, 10335, 11713, 13515, 17331, 21255, 24089, 27795, 28885, 35139, 58565, 72267, 75101, 86655, 98209, 120445, 175695, 225303, 294627, 361335, 375505, 491045, 1126515, 1276717, 1473135, 3830151, 6383585, 19150755]

約数ペア:

[(1, 19150755), (3, 6383585), (5, 3830151), (13, 1473135), (15, 1276717), (17, 1126515), (39, 491045), (51, 375505), (53, 361335), (65, 294627), (85, 225303), (109, 175695), (159, 120445), (195, 98209), (221, 86655), (255, 75101), (265, 72267), (327, 58565), (545, 35139), (663, 28885), (689, 27795), (795, 24089), (901, 21255), (1105, 17331), (1417, 13515), (1635, 11713), (1853, 10335), (2067, 9265), (2703, 7085), (3315, 5777), (3445, 5559), (4251, 4505)]