16885408

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 34594560

約数和(自身を除く): 17709152

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 103, 109, 188, 206, 218, 376, 412, 436, 752, 824, 872, 1504, 1648, 1744, 3296, 3488, 4841, 5123, 9682, 10246, 11227, 19364, 20492, 22454, 38728, 40984, 44908, 77456, 81968, 89816, 154912, 163936, 179632, 359264, 527669, 1055338, 2110676, 4221352, 8442704, 16885408]

約数ペア:

[(1, 16885408), (2, 8442704), (4, 4221352), (8, 2110676), (16, 1055338), (32, 527669), (47, 359264), (94, 179632), (103, 163936), (109, 154912), (188, 89816), (206, 81968), (218, 77456), (376, 44908), (412, 40984), (436, 38728), (752, 22454), (824, 20492), (872, 19364), (1504, 11227), (1648, 10246), (1744, 9682), (3296, 5123), (3488, 4841)]