220236536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{4421}}^1$

素因数の和:4919

約数の個数: 32

約数和(自身を含む): 445737600

約数和(自身を除く): 225501064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 479, 958, 1916, 3832, 4421, 6227, 8842, 12454, 17684, 24908, 35368, 49816, 57473, 114946, 229892, 459784, 2117659, 4235318, 8470636, 16941272, 27529567, 55059134, 110118268, 220236536]

約数ペア:

[(1, 220236536), (2, 110118268), (4, 55059134), (8, 27529567), (13, 16941272), (26, 8470636), (52, 4235318), (104, 2117659), (479, 459784), (958, 229892), (1916, 114946), (3832, 57473), (4421, 49816), (6227, 35368), (8842, 24908), (12454, 17684)]