20194524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 58892288

約数和(自身を除く): 38697764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 631, 762, 889, 1143, 1262, 1524, 1778, 1893, 2286, 2524, 2667, 3556, 3786, 4417, 4572, 5334, 5679, 7572, 8001, 8834, 10668, 11358, 13251, 16002, 17668, 22716, 26502, 32004, 39753, 53004, 79506, 80137, 159012, 160274, 240411, 320548, 480822, 560959, 721233, 961644, 1121918, 1442466, 1682877, 2243836, 2884932, 3365754, 5048631, 6731508, 10097262, 20194524]

約数ペア:

[(1, 20194524), (2, 10097262), (3, 6731508), (4, 5048631), (6, 3365754), (7, 2884932), (9, 2243836), (12, 1682877), (14, 1442466), (18, 1121918), (21, 961644), (28, 721233), (36, 560959), (42, 480822), (63, 320548), (84, 240411), (126, 160274), (127, 159012), (252, 80137), (254, 79506), (381, 53004), (508, 39753), (631, 32004), (762, 26502), (889, 22716), (1143, 17668), (1262, 16002), (1524, 13251), (1778, 11358), (1893, 10668), (2286, 8834), (2524, 8001), (2667, 7572), (3556, 5679), (3786, 5334), (4417, 4572)]