2019654

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 80

約数和(自身を含む): 5610528

約数和(自身を除く): 3590874

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 137, 162, 182, 189, 234, 273, 274, 351, 378, 411, 546, 567, 702, 819, 822, 959, 1053, 1134, 1233, 1638, 1781, 1918, 2106, 2457, 2466, 2877, 3562, 3699, 4914, 5343, 5754, 7371, 7398, 8631, 10686, 11097, 12467, 14742, 16029, 17262, 22194, 24934, 25893, 32058, 37401, 48087, 51786, 74802, 77679, 96174, 112203, 144261, 155358, 224406, 288522, 336609, 673218, 1009827, 2019654]

約数ペア:

[(1, 2019654), (2, 1009827), (3, 673218), (6, 336609), (7, 288522), (9, 224406), (13, 155358), (14, 144261), (18, 112203), (21, 96174), (26, 77679), (27, 74802), (39, 51786), (42, 48087), (54, 37401), (63, 32058), (78, 25893), (81, 24934), (91, 22194), (117, 17262), (126, 16029), (137, 14742), (162, 12467), (182, 11097), (189, 10686), (234, 8631), (273, 7398), (274, 7371), (351, 5754), (378, 5343), (411, 4914), (546, 3699), (567, 3562), (702, 2877), (819, 2466), (822, 2457), (959, 2106), (1053, 1918), (1134, 1781), (1233, 1638)]