1998185296

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{55333}}^1$

素因数の和:55439

約数の個数: 40

約数和(自身を含む): 4041374024

約数和(自身を除く): 2043188728

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 244, 296, 488, 592, 976, 2257, 4514, 9028, 18056, 36112, 55333, 110666, 221332, 442664, 885328, 2047321, 3375313, 4094642, 6750626, 8189284, 13501252, 16378568, 27002504, 32757136, 54005008, 124886581, 249773162, 499546324, 999092648, 1998185296]

約数ペア:

[(1, 1998185296), (2, 999092648), (4, 499546324), (8, 249773162), (16, 124886581), (37, 54005008), (61, 32757136), (74, 27002504), (122, 16378568), (148, 13501252), (244, 8189284), (296, 6750626), (488, 4094642), (592, 3375313), (976, 2047321), (2257, 885328), (4514, 442664), (9028, 221332), (18056, 110666), (36112, 55333)]