20228404

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 42311808

約数和(自身を除く): 22083404

約数列:

[1, 2, 4, 7, 14, 28, 43, 53, 86, 106, 172, 212, 301, 317, 371, 602, 634, 742, 1204, 1268, 1484, 2219, 2279, 4438, 4558, 8876, 9116, 13631, 15953, 16801, 27262, 31906, 33602, 54524, 63812, 67204, 95417, 117607, 190834, 235214, 381668, 470428, 722443, 1444886, 2889772, 5057101, 10114202, 20228404]

約数ペア:

[(1, 20228404), (2, 10114202), (4, 5057101), (7, 2889772), (14, 1444886), (28, 722443), (43, 470428), (53, 381668), (86, 235214), (106, 190834), (172, 117607), (212, 95417), (301, 67204), (317, 63812), (371, 54524), (602, 33602), (634, 31906), (742, 27262), (1204, 16801), (1268, 15953), (1484, 13631), (2219, 9116), (2279, 8876), (4438, 4558)]