20732384

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1707

約数の個数: 48

約数和(自身を含む): 45124128

約数和(自身を除く): 24391744

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1564, 1657, 3128, 3314, 6256, 6628, 12512, 13256, 26512, 28169, 38111, 53024, 56338, 76222, 112676, 152444, 225352, 304888, 450704, 609776, 647887, 901408, 1219552, 1295774, 2591548, 5183096, 10366192, 20732384]

約数ペア:

[(1, 20732384), (2, 10366192), (4, 5183096), (8, 2591548), (16, 1295774), (17, 1219552), (23, 901408), (32, 647887), (34, 609776), (46, 450704), (68, 304888), (92, 225352), (136, 152444), (184, 112676), (272, 76222), (368, 56338), (391, 53024), (544, 38111), (736, 28169), (782, 26512), (1564, 13256), (1657, 12512), (3128, 6628), (3314, 6256)]