18386384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2939}}^1$

素因数の和:2987

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 20986096

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 2939, 3128, 5878, 6256, 11756, 23512, 47024, 49963, 67597, 99926, 135194, 199852, 270388, 399704, 540776, 799408, 1081552, 1149149, 2298298, 4596596, 9193192, 18386384]

約数ペア:

[(1, 18386384), (2, 9193192), (4, 4596596), (8, 2298298), (16, 1149149), (17, 1081552), (23, 799408), (34, 540776), (46, 399704), (68, 270388), (92, 199852), (136, 135194), (184, 99926), (272, 67597), (368, 49963), (391, 47024), (782, 23512), (1564, 11756), (2939, 6256), (3128, 5878)]