15678217904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2506109}}^1$

素因数の和:2506157

約数の個数: 40

約数和(自身を含む): 33561825120

約数和(自身を除く): 17883607216

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 2506109, 5012218, 10024436, 20048872, 40097744, 42603853, 57640507, 85207706, 115281014, 170415412, 230562028, 340830824, 461124056, 681661648, 922248112, 979888619, 1959777238, 3919554476, 7839108952, 15678217904]

約数ペア:

[(1, 15678217904), (2, 7839108952), (4, 3919554476), (8, 1959777238), (16, 979888619), (17, 922248112), (23, 681661648), (34, 461124056), (46, 340830824), (68, 230562028), (92, 170415412), (136, 115281014), (184, 85207706), (272, 57640507), (368, 42603853), (391, 40097744), (782, 20048872), (1564, 10024436), (3128, 5012218), (6256, 2506109)]