16909772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 34473600

約数和(自身を除く): 17563828

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 113, 179, 209, 226, 358, 418, 452, 716, 836, 1243, 1969, 2147, 2486, 3401, 3938, 4294, 4972, 6802, 7876, 8588, 13604, 20227, 23617, 37411, 40454, 47234, 74822, 80908, 94468, 149644, 222497, 384313, 444994, 768626, 889988, 1537252, 4227443, 8454886, 16909772]

約数ペア:

[(1, 16909772), (2, 8454886), (4, 4227443), (11, 1537252), (19, 889988), (22, 768626), (38, 444994), (44, 384313), (76, 222497), (113, 149644), (179, 94468), (209, 80908), (226, 74822), (358, 47234), (418, 40454), (452, 37411), (716, 23617), (836, 20227), (1243, 13604), (1969, 8588), (2147, 7876), (2486, 6802), (3401, 4972), (3938, 4294)]