8138916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 22087520

約数和(自身を除く): 13948604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 163, 171, 219, 228, 292, 326, 342, 438, 489, 652, 657, 684, 876, 978, 1314, 1387, 1467, 1956, 2628, 2774, 2934, 3097, 4161, 5548, 5868, 6194, 8322, 9291, 11899, 12388, 12483, 16644, 18582, 23798, 24966, 27873, 35697, 37164, 47596, 49932, 55746, 71394, 107091, 111492, 142788, 214182, 226081, 428364, 452162, 678243, 904324, 1356486, 2034729, 2712972, 4069458, 8138916]

約数ペア:

[(1, 8138916), (2, 4069458), (3, 2712972), (4, 2034729), (6, 1356486), (9, 904324), (12, 678243), (18, 452162), (19, 428364), (36, 226081), (38, 214182), (57, 142788), (73, 111492), (76, 107091), (114, 71394), (146, 55746), (163, 49932), (171, 47596), (219, 37164), (228, 35697), (292, 27873), (326, 24966), (342, 23798), (438, 18582), (489, 16644), (652, 12483), (657, 12388), (684, 11899), (876, 9291), (978, 8322), (1314, 6194), (1387, 5868), (1467, 5548), (1956, 4161), (2628, 3097), (2774, 2934)]