18708732

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 57162336

約数和(自身を除く): 38453604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 73, 81, 84, 108, 113, 126, 146, 162, 189, 219, 226, 252, 292, 324, 339, 378, 438, 452, 511, 567, 657, 678, 756, 791, 876, 1017, 1022, 1134, 1314, 1356, 1533, 1582, 1971, 2034, 2044, 2268, 2373, 2628, 3051, 3066, 3164, 3942, 4068, 4599, 4746, 5913, 6102, 6132, 7119, 7884, 8249, 9153, 9198, 9492, 11826, 12204, 13797, 14238, 16498, 18306, 18396, 21357, 23652, 24747, 27594, 28476, 32996, 36612, 41391, 42714, 49494, 55188, 57743, 64071, 74241, 82782, 85428, 98988, 115486, 128142, 148482, 165564, 173229, 222723, 230972, 256284, 296964, 346458, 445446, 519687, 668169, 692916, 890892, 1039374, 1336338, 1559061, 2078748, 2672676, 3118122, 4677183, 6236244, 9354366, 18708732]

約数ペア:

[(1, 18708732), (2, 9354366), (3, 6236244), (4, 4677183), (6, 3118122), (7, 2672676), (9, 2078748), (12, 1559061), (14, 1336338), (18, 1039374), (21, 890892), (27, 692916), (28, 668169), (36, 519687), (42, 445446), (54, 346458), (63, 296964), (73, 256284), (81, 230972), (84, 222723), (108, 173229), (113, 165564), (126, 148482), (146, 128142), (162, 115486), (189, 98988), (219, 85428), (226, 82782), (252, 74241), (292, 64071), (324, 57743), (339, 55188), (378, 49494), (438, 42714), (452, 41391), (511, 36612), (567, 32996), (657, 28476), (678, 27594), (756, 24747), (791, 23652), (876, 21357), (1017, 18396), (1022, 18306), (1134, 16498), (1314, 14238), (1356, 13797), (1533, 12204), (1582, 11826), (1971, 9492), (2034, 9198), (2044, 9153), (2268, 8249), (2373, 7884), (2628, 7119), (3051, 6132), (3066, 6102), (3164, 5913), (3942, 4746), (4068, 4599)]