19510016

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4483}}^1$

素因数の和:4516

約数の個数: 36

約数和(自身を含む): 41243832

約数和(自身を除く): 21733816

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4483, 8966, 17932, 35864, 71728, 76211, 143456, 152422, 286912, 304844, 573824, 609688, 1147648, 1219376, 2438752, 4877504, 9755008, 19510016]

約数ペア:

[(1, 19510016), (2, 9755008), (4, 4877504), (8, 2438752), (16, 1219376), (17, 1147648), (32, 609688), (34, 573824), (64, 304844), (68, 286912), (128, 152422), (136, 143456), (256, 76211), (272, 71728), (544, 35864), (1088, 17932), (2176, 8966), (4352, 4483)]