16378648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 36691200

約数和(自身を除く): 20312552

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 103, 104, 139, 143, 206, 278, 286, 412, 556, 572, 824, 1112, 1133, 1144, 1339, 1529, 1807, 2266, 2678, 3058, 3614, 4532, 5356, 6116, 7228, 9064, 10712, 12232, 14317, 14456, 14729, 19877, 28634, 29458, 39754, 57268, 58916, 79508, 114536, 117832, 157487, 159016, 186121, 314974, 372242, 629948, 744484, 1259896, 1488968, 2047331, 4094662, 8189324, 16378648]

約数ペア:

[(1, 16378648), (2, 8189324), (4, 4094662), (8, 2047331), (11, 1488968), (13, 1259896), (22, 744484), (26, 629948), (44, 372242), (52, 314974), (88, 186121), (103, 159016), (104, 157487), (139, 117832), (143, 114536), (206, 79508), (278, 58916), (286, 57268), (412, 39754), (556, 29458), (572, 28634), (824, 19877), (1112, 14729), (1133, 14456), (1144, 14317), (1339, 12232), (1529, 10712), (1807, 9064), (2266, 7228), (2678, 6116), (3058, 5356), (3614, 4532)]