18498256

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 43997184

約数和(自身を除く): 25498928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 167, 172, 184, 301, 322, 334, 344, 368, 602, 644, 668, 688, 989, 1169, 1204, 1288, 1336, 1978, 2338, 2408, 2576, 2672, 3841, 3956, 4676, 4816, 6923, 7181, 7682, 7912, 9352, 13846, 14362, 15364, 15824, 18704, 26887, 27692, 28724, 30728, 50267, 53774, 55384, 57448, 61456, 100534, 107548, 110768, 114896, 165163, 201068, 215096, 330326, 402136, 430192, 660652, 804272, 1156141, 1321304, 2312282, 2642608, 4624564, 9249128, 18498256]

約数ペア:

[(1, 18498256), (2, 9249128), (4, 4624564), (7, 2642608), (8, 2312282), (14, 1321304), (16, 1156141), (23, 804272), (28, 660652), (43, 430192), (46, 402136), (56, 330326), (86, 215096), (92, 201068), (112, 165163), (161, 114896), (167, 110768), (172, 107548), (184, 100534), (301, 61456), (322, 57448), (334, 55384), (344, 53774), (368, 50267), (602, 30728), (644, 28724), (668, 27692), (688, 26887), (989, 18704), (1169, 15824), (1204, 15364), (1288, 14362), (1336, 13846), (1978, 9352), (2338, 7912), (2408, 7682), (2576, 7181), (2672, 6923), (3841, 4816), (3956, 4676)]