20271342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 50448384

約数和(自身を除く): 30177042

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 137, 182, 271, 273, 274, 411, 542, 546, 813, 822, 959, 1626, 1781, 1897, 1918, 2877, 3523, 3562, 3794, 5343, 5691, 5754, 7046, 10569, 10686, 11382, 12467, 21138, 24661, 24934, 37127, 37401, 49322, 73983, 74254, 74802, 111381, 147966, 222762, 259889, 482651, 519778, 779667, 965302, 1447953, 1559334, 2895906, 3378557, 6757114, 10135671, 20271342]

約数ペア:

[(1, 20271342), (2, 10135671), (3, 6757114), (6, 3378557), (7, 2895906), (13, 1559334), (14, 1447953), (21, 965302), (26, 779667), (39, 519778), (42, 482651), (78, 259889), (91, 222762), (137, 147966), (182, 111381), (271, 74802), (273, 74254), (274, 73983), (411, 49322), (542, 37401), (546, 37127), (813, 24934), (822, 24661), (959, 21138), (1626, 12467), (1781, 11382), (1897, 10686), (1918, 10569), (2877, 7046), (3523, 5754), (3562, 5691), (3794, 5343)]