19416888

素因数分解:

$2^3\times 3^3\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 54304800

約数和(自身を除く): 34887912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 241, 373, 482, 723, 746, 964, 1119, 1446, 1492, 1928, 2169, 2238, 2892, 2984, 3357, 4338, 4476, 5784, 6507, 6714, 8676, 8952, 10071, 13014, 13428, 17352, 20142, 26028, 26856, 40284, 52056, 80568, 89893, 179786, 269679, 359572, 539358, 719144, 809037, 1078716, 1618074, 2157432, 2427111, 3236148, 4854222, 6472296, 9708444, 19416888]

約数ペア:

[(1, 19416888), (2, 9708444), (3, 6472296), (4, 4854222), (6, 3236148), (8, 2427111), (9, 2157432), (12, 1618074), (18, 1078716), (24, 809037), (27, 719144), (36, 539358), (54, 359572), (72, 269679), (108, 179786), (216, 89893), (241, 80568), (373, 52056), (482, 40284), (723, 26856), (746, 26028), (964, 20142), (1119, 17352), (1446, 13428), (1492, 13014), (1928, 10071), (2169, 8952), (2238, 8676), (2892, 6714), (2984, 6507), (3357, 5784), (4338, 4476)]