19619512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1973}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 40506480

約数和(自身を除く): 20886968

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 1973, 2486, 3946, 4972, 7892, 9944, 15784, 21703, 43406, 86812, 173624, 222949, 445898, 891796, 1783592, 2452439, 4904878, 9809756, 19619512]

約数ペア:

[(1, 19619512), (2, 9809756), (4, 4904878), (8, 2452439), (11, 1783592), (22, 891796), (44, 445898), (88, 222949), (113, 173624), (226, 86812), (452, 43406), (904, 21703), (1243, 15784), (1973, 9944), (2486, 7892), (3946, 4972)]