19156916628

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{171491}}^1$

素因数の和:171637

約数の個数: 72

約数和(自身を含む): 50562701280

約数和(自身を除く): 31405784652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 107, 116, 174, 214, 261, 321, 348, 428, 522, 642, 963, 1044, 1284, 1926, 3103, 3852, 6206, 9309, 12412, 18618, 27927, 37236, 55854, 111708, 171491, 342982, 514473, 685964, 1028946, 1543419, 2057892, 3086838, 4973239, 6173676, 9946478, 14919717, 18349537, 19892956, 29839434, 36699074, 44759151, 55048611, 59678868, 73398148, 89518302, 110097222, 165145833, 179036604, 220194444, 330291666, 532136573, 660583332, 1064273146, 1596409719, 2128546292, 3192819438, 4789229157, 6385638876, 9578458314, 19156916628]

約数ペア:

[(1, 19156916628), (2, 9578458314), (3, 6385638876), (4, 4789229157), (6, 3192819438), (9, 2128546292), (12, 1596409719), (18, 1064273146), (29, 660583332), (36, 532136573), (58, 330291666), (87, 220194444), (107, 179036604), (116, 165145833), (174, 110097222), (214, 89518302), (261, 73398148), (321, 59678868), (348, 55048611), (428, 44759151), (522, 36699074), (642, 29839434), (963, 19892956), (1044, 18349537), (1284, 14919717), (1926, 9946478), (3103, 6173676), (3852, 4973239), (6206, 3086838), (9309, 2057892), (12412, 1543419), (18618, 1028946), (27927, 685964), (37236, 514473), (55854, 342982), (111708, 171491)]