18569984

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 54

約数和(自身を含む): 39533004

約数和(自身を除く): 20963020

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 251, 256, 272, 289, 502, 544, 578, 1004, 1088, 1156, 2008, 2176, 2312, 4016, 4267, 4352, 4624, 8032, 8534, 9248, 16064, 17068, 18496, 32128, 34136, 36992, 64256, 68272, 72539, 73984, 136544, 145078, 273088, 290156, 546176, 580312, 1092352, 1160624, 2321248, 4642496, 9284992, 18569984]

約数ペア:

[(1, 18569984), (2, 9284992), (4, 4642496), (8, 2321248), (16, 1160624), (17, 1092352), (32, 580312), (34, 546176), (64, 290156), (68, 273088), (128, 145078), (136, 136544), (251, 73984), (256, 72539), (272, 68272), (289, 64256), (502, 36992), (544, 34136), (578, 32128), (1004, 18496), (1088, 17068), (1156, 16064), (2008, 9248), (2176, 8534), (2312, 8032), (4016, 4624), (4267, 4352)]