19124456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 42411600

約数和(自身を除く): 23287144

約数列:

[1, 2, 4, 8, 13, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 221, 232, 373, 377, 442, 493, 746, 754, 884, 986, 1492, 1508, 1768, 1972, 2984, 3016, 3944, 4849, 6341, 6409, 9698, 10817, 12682, 12818, 19396, 21634, 25364, 25636, 38792, 43268, 50728, 51272, 82433, 86536, 140621, 164866, 183889, 281242, 329732, 367778, 562484, 659464, 735556, 1124968, 1471112, 2390557, 4781114, 9562228, 19124456]

約数ペア:

[(1, 19124456), (2, 9562228), (4, 4781114), (8, 2390557), (13, 1471112), (17, 1124968), (26, 735556), (29, 659464), (34, 562484), (52, 367778), (58, 329732), (68, 281242), (104, 183889), (116, 164866), (136, 140621), (221, 86536), (232, 82433), (373, 51272), (377, 50728), (442, 43268), (493, 38792), (746, 25636), (754, 25364), (884, 21634), (986, 19396), (1492, 12818), (1508, 12682), (1768, 10817), (1972, 9698), (2984, 6409), (3016, 6341), (3944, 4849)]