19933990542

素因数分解:

$2^1\times 3^3\times {\mathrm{2647}}^1\times {\mathrm{139459}}^1$

素因数の和:142117

約数の個数: 32

約数和(自身を含む): 44314809600

約数和(自身を除く): 24380819058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2647, 5294, 7941, 15882, 23823, 47646, 71469, 139459, 142938, 278918, 418377, 836754, 1255131, 2510262, 3765393, 7530786, 369147973, 738295946, 1107443919, 2214887838, 3322331757, 6644663514, 9966995271, 19933990542]

約数ペア:

[(1, 19933990542), (2, 9966995271), (3, 6644663514), (6, 3322331757), (9, 2214887838), (18, 1107443919), (27, 738295946), (54, 369147973), (2647, 7530786), (5294, 3765393), (7941, 2510262), (15882, 1255131), (23823, 836754), (47646, 418377), (71469, 278918), (139459, 142938)]