8474418

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 19656000

約数和(自身を除く): 11181582

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 349, 426, 639, 698, 1047, 1278, 1349, 2094, 2698, 3141, 4047, 6282, 6631, 8094, 12141, 13262, 19893, 24282, 24779, 39786, 49558, 59679, 74337, 119358, 148674, 223011, 446022, 470801, 941602, 1412403, 2824806, 4237209, 8474418]

約数ペア:

[(1, 8474418), (2, 4237209), (3, 2824806), (6, 1412403), (9, 941602), (18, 470801), (19, 446022), (38, 223011), (57, 148674), (71, 119358), (114, 74337), (142, 59679), (171, 49558), (213, 39786), (342, 24779), (349, 24282), (426, 19893), (639, 13262), (698, 12141), (1047, 8094), (1278, 6631), (1349, 6282), (2094, 4047), (2698, 3141)]