18948756

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 45484544

約数和(自身を除く): 26535788

約数列:

[1, 2, 3, 4, 6, 12, 73, 97, 146, 194, 219, 223, 291, 292, 388, 438, 446, 582, 669, 876, 892, 1164, 1338, 2676, 7081, 14162, 16279, 21243, 21631, 28324, 32558, 42486, 43262, 48837, 64893, 65116, 84972, 86524, 97674, 129786, 195348, 259572, 1579063, 3158126, 4737189, 6316252, 9474378, 18948756]

約数ペア:

[(1, 18948756), (2, 9474378), (3, 6316252), (4, 4737189), (6, 3158126), (12, 1579063), (73, 259572), (97, 195348), (146, 129786), (194, 97674), (219, 86524), (223, 84972), (291, 65116), (292, 64893), (388, 48837), (438, 43262), (446, 42486), (582, 32558), (669, 28324), (876, 21631), (892, 21243), (1164, 16279), (1338, 14162), (2676, 7081)]