20076535892

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{30817}}^1$

素因数の和:31320

約数の個数: 48

約数和(自身を含む): 41005198080

約数和(自身を除く): 20928662188

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 439, 742, 878, 1484, 1756, 3073, 6146, 12292, 23267, 30817, 46534, 61634, 93068, 123268, 162869, 215719, 325738, 431438, 651476, 862876, 1633301, 3266602, 6533204, 11433107, 13528663, 22866214, 27057326, 45732428, 54114652, 94700641, 189401282, 378802564, 717019139, 1434038278, 2868076556, 5019133973, 10038267946, 20076535892]

約数ペア:

[(1, 20076535892), (2, 10038267946), (4, 5019133973), (7, 2868076556), (14, 1434038278), (28, 717019139), (53, 378802564), (106, 189401282), (212, 94700641), (371, 54114652), (439, 45732428), (742, 27057326), (878, 22866214), (1484, 13528663), (1756, 11433107), (3073, 6533204), (6146, 3266602), (12292, 1633301), (23267, 862876), (30817, 651476), (46534, 431438), (61634, 325738), (93068, 215719), (123268, 162869)]