18882038

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 33761280

約数和(自身を除く): 14879242

約数列:

[1, 2, 7, 14, 31, 62, 139, 217, 278, 313, 434, 626, 973, 1946, 2191, 4309, 4382, 8618, 9703, 19406, 30163, 43507, 60326, 67921, 87014, 135842, 304549, 609098, 1348717, 2697434, 9441019, 18882038]

約数ペア:

[(1, 18882038), (2, 9441019), (7, 2697434), (14, 1348717), (31, 609098), (62, 304549), (139, 135842), (217, 87014), (278, 67921), (313, 60326), (434, 43507), (626, 30163), (973, 19406), (1946, 9703), (2191, 8618), (4309, 4382)]