19894776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 54691200

約数和(自身を除く): 34796424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 179, 264, 358, 421, 537, 716, 842, 1074, 1263, 1432, 1684, 1969, 2148, 2526, 3368, 3938, 4296, 4631, 5052, 5907, 7876, 9262, 10104, 11814, 13893, 15752, 18524, 23628, 27786, 37048, 47256, 55572, 75359, 111144, 150718, 226077, 301436, 452154, 602872, 828949, 904308, 1657898, 1808616, 2486847, 3315796, 4973694, 6631592, 9947388, 19894776]

約数ペア:

[(1, 19894776), (2, 9947388), (3, 6631592), (4, 4973694), (6, 3315796), (8, 2486847), (11, 1808616), (12, 1657898), (22, 904308), (24, 828949), (33, 602872), (44, 452154), (66, 301436), (88, 226077), (132, 150718), (179, 111144), (264, 75359), (358, 55572), (421, 47256), (537, 37048), (716, 27786), (842, 23628), (1074, 18524), (1263, 15752), (1432, 13893), (1684, 11814), (1969, 10104), (2148, 9262), (2526, 7876), (3368, 5907), (3938, 5052), (4296, 4631)]