19657074

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 20544846

約数列:

[1, 2, 3, 6, 89, 131, 178, 262, 267, 281, 393, 534, 562, 786, 843, 1686, 11659, 23318, 25009, 34977, 36811, 50018, 69954, 73622, 75027, 110433, 150054, 220866, 3276179, 6552358, 9828537, 19657074]

約数ペア:

[(1, 19657074), (2, 9828537), (3, 6552358), (6, 3276179), (89, 220866), (131, 150054), (178, 110433), (262, 75027), (267, 73622), (281, 69954), (393, 50018), (534, 36811), (562, 34977), (786, 25009), (843, 23318), (1686, 11659)]