19472896

素因数分解:

$2^9\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 40

約数和(自身を含む): 39516444

約数和(自身を除く): 20043548

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 512, 521, 584, 1042, 1168, 2084, 2336, 4168, 4672, 8336, 9344, 16672, 18688, 33344, 37376, 38033, 66688, 76066, 133376, 152132, 266752, 304264, 608528, 1217056, 2434112, 4868224, 9736448, 19472896]

約数ペア:

[(1, 19472896), (2, 9736448), (4, 4868224), (8, 2434112), (16, 1217056), (32, 608528), (64, 304264), (73, 266752), (128, 152132), (146, 133376), (256, 76066), (292, 66688), (512, 38033), (521, 37376), (584, 33344), (1042, 18688), (1168, 16672), (2084, 9344), (2336, 8336), (4168, 4672)]