19855416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1619}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 57542400

約数和(自身を除く): 37686984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1619, 1752, 2044, 3066, 3238, 4088, 4857, 6132, 6476, 9714, 11333, 12264, 12952, 19428, 22666, 33999, 38856, 45332, 67998, 90664, 118187, 135996, 236374, 271992, 354561, 472748, 709122, 827309, 945496, 1418244, 1654618, 2481927, 2836488, 3309236, 4963854, 6618472, 9927708, 19855416]

約数ペア:

[(1, 19855416), (2, 9927708), (3, 6618472), (4, 4963854), (6, 3309236), (7, 2836488), (8, 2481927), (12, 1654618), (14, 1418244), (21, 945496), (24, 827309), (28, 709122), (42, 472748), (56, 354561), (73, 271992), (84, 236374), (146, 135996), (168, 118187), (219, 90664), (292, 67998), (438, 45332), (511, 38856), (584, 33999), (876, 22666), (1022, 19428), (1533, 12952), (1619, 12264), (1752, 11333), (2044, 9714), (3066, 6476), (3238, 6132), (4088, 4857)]