19799596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 39029760

約数和(自身を除く): 19230164

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 241, 437, 482, 874, 893, 964, 1081, 1748, 1786, 2162, 3572, 4324, 4579, 5543, 9158, 11086, 11327, 18316, 20539, 22172, 22654, 41078, 45308, 82156, 105317, 210634, 215213, 260521, 421268, 430426, 521042, 860852, 1042084, 4949899, 9899798, 19799596]

約数ペア:

[(1, 19799596), (2, 9899798), (4, 4949899), (19, 1042084), (23, 860852), (38, 521042), (46, 430426), (47, 421268), (76, 260521), (92, 215213), (94, 210634), (188, 105317), (241, 82156), (437, 45308), (482, 41078), (874, 22654), (893, 22172), (964, 20539), (1081, 18316), (1748, 11327), (1786, 11086), (2162, 9158), (3572, 5543), (4324, 4579)]