19106776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 41640480

約数和(自身を除く): 22533704

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 101, 104, 107, 136, 202, 214, 221, 404, 428, 442, 808, 856, 884, 1313, 1391, 1717, 1768, 1819, 2626, 2782, 3434, 3638, 5252, 5564, 6868, 7276, 10504, 10807, 11128, 13736, 14552, 21614, 22321, 23647, 43228, 44642, 47294, 86456, 89284, 94588, 140491, 178568, 183719, 189176, 280982, 367438, 561964, 734876, 1123928, 1469752, 2388347, 4776694, 9553388, 19106776]

約数ペア:

[(1, 19106776), (2, 9553388), (4, 4776694), (8, 2388347), (13, 1469752), (17, 1123928), (26, 734876), (34, 561964), (52, 367438), (68, 280982), (101, 189176), (104, 183719), (107, 178568), (136, 140491), (202, 94588), (214, 89284), (221, 86456), (404, 47294), (428, 44642), (442, 43228), (808, 23647), (856, 22321), (884, 21614), (1313, 14552), (1391, 13736), (1717, 11128), (1768, 10807), (1819, 10504), (2626, 7276), (2782, 6868), (3434, 5564), (3638, 5252)]