19258736

素因数分解:

$2^4\times 7^1\times {\mathrm{373}}^1\times {\mathrm{461}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 42851424

約数和(自身を除く): 23592688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 373, 461, 746, 922, 1492, 1844, 2611, 2984, 3227, 3688, 5222, 5968, 6454, 7376, 10444, 12908, 20888, 25816, 41776, 51632, 171953, 343906, 687812, 1203671, 1375624, 2407342, 2751248, 4814684, 9629368, 19258736]

約数ペア:

[(1, 19258736), (2, 9629368), (4, 4814684), (7, 2751248), (8, 2407342), (14, 1375624), (16, 1203671), (28, 687812), (56, 343906), (112, 171953), (373, 51632), (461, 41776), (746, 25816), (922, 20888), (1492, 12908), (1844, 10444), (2611, 7376), (2984, 6454), (3227, 5968), (3688, 5222)]