18865098

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:388

約数の個数: 72

約数和(自身を含む): 48363588

約数和(自身を除く): 29498490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 73, 98, 126, 146, 147, 219, 293, 294, 438, 441, 511, 586, 657, 879, 882, 1022, 1314, 1533, 1758, 2051, 2637, 3066, 3577, 4102, 4599, 5274, 6153, 7154, 9198, 10731, 12306, 14357, 18459, 21389, 21462, 28714, 32193, 36918, 42778, 43071, 64167, 64386, 86142, 128334, 129213, 149723, 192501, 258426, 299446, 385002, 449169, 898338, 1048061, 1347507, 2096122, 2695014, 3144183, 6288366, 9432549, 18865098]

約数ペア:

[(1, 18865098), (2, 9432549), (3, 6288366), (6, 3144183), (7, 2695014), (9, 2096122), (14, 1347507), (18, 1048061), (21, 898338), (42, 449169), (49, 385002), (63, 299446), (73, 258426), (98, 192501), (126, 149723), (146, 129213), (147, 128334), (219, 86142), (293, 64386), (294, 64167), (438, 43071), (441, 42778), (511, 36918), (586, 32193), (657, 28714), (879, 21462), (882, 21389), (1022, 18459), (1314, 14357), (1533, 12306), (1758, 10731), (2051, 9198), (2637, 7154), (3066, 6153), (3577, 5274), (4102, 4599)]