18330356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 18925324

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 59, 92, 118, 236, 253, 307, 506, 614, 649, 1012, 1228, 1298, 1357, 2596, 2714, 3377, 5428, 6754, 7061, 13508, 14122, 14927, 18113, 28244, 29854, 36226, 59708, 72452, 77671, 155342, 199243, 310684, 398486, 416599, 796972, 833198, 1666396, 4582589, 9165178, 18330356]

約数ペア:

[(1, 18330356), (2, 9165178), (4, 4582589), (11, 1666396), (22, 833198), (23, 796972), (44, 416599), (46, 398486), (59, 310684), (92, 199243), (118, 155342), (236, 77671), (253, 72452), (307, 59708), (506, 36226), (614, 29854), (649, 28244), (1012, 18113), (1228, 14927), (1298, 14122), (1357, 13508), (2596, 7061), (2714, 6754), (3377, 5428)]