20172088965

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{44053}}^1$

素因数の和:44171

約数の個数: 64

約数和(自身を含む): 38062656000

約数和(自身を除く): 17890567035

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 245, 267, 343, 445, 623, 735, 1029, 1335, 1715, 1869, 3115, 4361, 5145, 9345, 13083, 21805, 30527, 44053, 65415, 91581, 132159, 152635, 220265, 308371, 457905, 660795, 925113, 1541855, 2158597, 3920717, 4625565, 6475791, 10792985, 11762151, 15110179, 19603585, 27445019, 32378955, 45330537, 58810755, 75550895, 82335057, 137225095, 192115133, 226652685, 411675285, 576345399, 960575665, 1344805931, 2881726995, 4034417793, 6724029655, 20172088965]

約数ペア:

[(1, 20172088965), (3, 6724029655), (5, 4034417793), (7, 2881726995), (15, 1344805931), (21, 960575665), (35, 576345399), (49, 411675285), (89, 226652685), (105, 192115133), (147, 137225095), (245, 82335057), (267, 75550895), (343, 58810755), (445, 45330537), (623, 32378955), (735, 27445019), (1029, 19603585), (1335, 15110179), (1715, 11762151), (1869, 10792985), (3115, 6475791), (4361, 4625565), (5145, 3920717), (9345, 2158597), (13083, 1541855), (21805, 925113), (30527, 660795), (44053, 457905), (65415, 308371), (91581, 220265), (132159, 152635)]