19649070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31189}}^1$

素因数の和:31209

約数の個数: 48

約数和(自身を含む): 58387680

約数和(自身を除く): 38738610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31189, 62378, 93567, 155945, 187134, 218323, 280701, 311890, 436646, 467835, 561402, 654969, 935670, 1091615, 1309938, 1403505, 1964907, 2183230, 2807010, 3274845, 3929814, 6549690, 9824535, 19649070]

約数ペア:

[(1, 19649070), (2, 9824535), (3, 6549690), (5, 3929814), (6, 3274845), (7, 2807010), (9, 2183230), (10, 1964907), (14, 1403505), (15, 1309938), (18, 1091615), (21, 935670), (30, 654969), (35, 561402), (42, 467835), (45, 436646), (63, 311890), (70, 280701), (90, 218323), (105, 187134), (126, 155945), (210, 93567), (315, 62378), (630, 31189)]