20009408

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:429

約数の個数: 56

約数和(自身を含む): 42958512

約数和(自身を除く): 22949104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 64, 68, 106, 136, 212, 272, 347, 424, 544, 694, 848, 901, 1088, 1388, 1696, 1802, 2776, 3392, 3604, 5552, 5899, 7208, 11104, 11798, 14416, 18391, 22208, 23596, 28832, 36782, 47192, 57664, 73564, 94384, 147128, 188768, 294256, 312647, 377536, 588512, 625294, 1177024, 1250588, 2501176, 5002352, 10004704, 20009408]

約数ペア:

[(1, 20009408), (2, 10004704), (4, 5002352), (8, 2501176), (16, 1250588), (17, 1177024), (32, 625294), (34, 588512), (53, 377536), (64, 312647), (68, 294256), (106, 188768), (136, 147128), (212, 94384), (272, 73564), (347, 57664), (424, 47192), (544, 36782), (694, 28832), (848, 23596), (901, 22208), (1088, 18391), (1388, 14416), (1696, 11798), (1802, 11104), (2776, 7208), (3392, 5899), (3604, 5552)]