19845648

素因数分解:

$2^4\times 3^4\times {\mathrm{15313}}^1$

素因数の和:15333

約数の個数: 50

約数和(自身を含む): 57442814

約数和(自身を除く): 37597166

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15313, 30626, 45939, 61252, 91878, 122504, 137817, 183756, 245008, 275634, 367512, 413451, 551268, 735024, 826902, 1102536, 1240353, 1653804, 2205072, 2480706, 3307608, 4961412, 6615216, 9922824, 19845648]

約数ペア:

[(1, 19845648), (2, 9922824), (3, 6615216), (4, 4961412), (6, 3307608), (8, 2480706), (9, 2205072), (12, 1653804), (16, 1240353), (18, 1102536), (24, 826902), (27, 735024), (36, 551268), (48, 413451), (54, 367512), (72, 275634), (81, 245008), (108, 183756), (144, 137817), (162, 122504), (216, 91878), (324, 61252), (432, 45939), (648, 30626), (1296, 15313)]