20216128

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{1093}}^1$

素因数の和:1139

約数の個数: 42

約数和(自身を含む): 42653966

約数和(自身を除く): 22437838

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1093, 1156, 2186, 2312, 4372, 4624, 8744, 9248, 17488, 18496, 18581, 34976, 37162, 69952, 74324, 148648, 297296, 315877, 594592, 631754, 1189184, 1263508, 2527016, 5054032, 10108064, 20216128]

約数ペア:

[(1, 20216128), (2, 10108064), (4, 5054032), (8, 2527016), (16, 1263508), (17, 1189184), (32, 631754), (34, 594592), (64, 315877), (68, 297296), (136, 148648), (272, 74324), (289, 69952), (544, 37162), (578, 34976), (1088, 18581), (1093, 18496), (1156, 17488), (2186, 9248), (2312, 8744), (4372, 4624)]