18240948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 51070656

約数和(自身を除く): 32829708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 631, 657, 803, 876, 1262, 1314, 1606, 1893, 2409, 2524, 2628, 3212, 3786, 4818, 5679, 6941, 7227, 7572, 9636, 11358, 13882, 14454, 20823, 22716, 27764, 28908, 41646, 46063, 62469, 83292, 92126, 124938, 138189, 184252, 249876, 276378, 414567, 506693, 552756, 829134, 1013386, 1520079, 1658268, 2026772, 3040158, 4560237, 6080316, 9120474, 18240948]

約数ペア:

[(1, 18240948), (2, 9120474), (3, 6080316), (4, 4560237), (6, 3040158), (9, 2026772), (11, 1658268), (12, 1520079), (18, 1013386), (22, 829134), (33, 552756), (36, 506693), (44, 414567), (66, 276378), (73, 249876), (99, 184252), (132, 138189), (146, 124938), (198, 92126), (219, 83292), (292, 62469), (396, 46063), (438, 41646), (631, 28908), (657, 27764), (803, 22716), (876, 20823), (1262, 14454), (1314, 13882), (1606, 11358), (1893, 9636), (2409, 7572), (2524, 7227), (2628, 6941), (3212, 5679), (3786, 4818)]