218254384

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{3359}}^1$

素因数の和:3529

約数の個数: 40

約数和(自身を含む): 439971840

約数和(自身を除く): 221717456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 248, 262, 496, 524, 1048, 2096, 3359, 4061, 6718, 8122, 13436, 16244, 26872, 32488, 53744, 64976, 104129, 208258, 416516, 440029, 833032, 880058, 1666064, 1760116, 3520232, 7040464, 13640899, 27281798, 54563596, 109127192, 218254384]

約数ペア:

[(1, 218254384), (2, 109127192), (4, 54563596), (8, 27281798), (16, 13640899), (31, 7040464), (62, 3520232), (124, 1760116), (131, 1666064), (248, 880058), (262, 833032), (496, 440029), (524, 416516), (1048, 208258), (2096, 104129), (3359, 64976), (4061, 53744), (6718, 32488), (8122, 26872), (13436, 16244)]