18842922

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 48537600

約数和(自身を除く): 29694678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 631, 711, 1106, 1262, 1422, 1659, 1893, 2133, 3318, 3786, 4266, 4417, 4977, 5679, 8834, 9954, 11358, 13251, 14931, 17037, 26502, 29862, 34074, 39753, 49849, 79506, 99698, 119259, 149547, 238518, 299094, 348943, 448641, 697886, 897282, 1046829, 1345923, 2093658, 2691846, 3140487, 6280974, 9421461, 18842922]

約数ペア:

[(1, 18842922), (2, 9421461), (3, 6280974), (6, 3140487), (7, 2691846), (9, 2093658), (14, 1345923), (18, 1046829), (21, 897282), (27, 697886), (42, 448641), (54, 348943), (63, 299094), (79, 238518), (126, 149547), (158, 119259), (189, 99698), (237, 79506), (378, 49849), (474, 39753), (553, 34074), (631, 29862), (711, 26502), (1106, 17037), (1262, 14931), (1422, 13251), (1659, 11358), (1893, 9954), (2133, 8834), (3318, 5679), (3786, 4977), (4266, 4417)]