16504384

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 56

約数和(自身を含む): 35844480

約数和(自身を除く): 19340096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 208, 239, 332, 416, 478, 664, 832, 956, 1079, 1328, 1912, 2158, 2656, 3107, 3824, 4316, 5312, 6214, 7648, 8632, 12428, 15296, 17264, 19837, 24856, 34528, 39674, 49712, 69056, 79348, 99424, 158696, 198848, 257881, 317392, 515762, 634784, 1031524, 1269568, 2063048, 4126096, 8252192, 16504384]

約数ペア:

[(1, 16504384), (2, 8252192), (4, 4126096), (8, 2063048), (13, 1269568), (16, 1031524), (26, 634784), (32, 515762), (52, 317392), (64, 257881), (83, 198848), (104, 158696), (166, 99424), (208, 79348), (239, 69056), (332, 49712), (416, 39674), (478, 34528), (664, 24856), (832, 19837), (956, 17264), (1079, 15296), (1328, 12428), (1912, 8632), (2158, 7648), (2656, 6214), (3107, 5312), (3824, 4316)]