18879228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^2$

素因数の和:335

約数の個数: 54

約数和(自身を含む): 50129352

約数和(自身を除く): 31250124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 151, 207, 276, 302, 414, 453, 604, 828, 906, 1359, 1812, 2718, 3473, 5436, 6946, 10419, 13892, 20838, 22801, 31257, 41676, 45602, 62514, 68403, 91204, 125028, 136806, 205209, 273612, 410418, 524423, 820836, 1048846, 1573269, 2097692, 3146538, 4719807, 6293076, 9439614, 18879228]

約数ペア:

[(1, 18879228), (2, 9439614), (3, 6293076), (4, 4719807), (6, 3146538), (9, 2097692), (12, 1573269), (18, 1048846), (23, 820836), (36, 524423), (46, 410418), (69, 273612), (92, 205209), (138, 136806), (151, 125028), (207, 91204), (276, 68403), (302, 62514), (414, 45602), (453, 41676), (604, 31257), (828, 22801), (906, 20838), (1359, 13892), (1812, 10419), (2718, 6946), (3473, 5436)]