19175949

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 13531635

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 117, 153, 221, 279, 311, 403, 527, 663, 933, 1209, 1581, 1989, 2799, 3627, 4043, 4743, 5287, 6851, 9641, 12129, 15861, 20553, 28923, 36387, 47583, 61659, 68731, 86769, 125333, 163897, 206193, 375999, 491691, 618579, 1127997, 1475073, 2130661, 6391983, 19175949]

約数ペア:

[(1, 19175949), (3, 6391983), (9, 2130661), (13, 1475073), (17, 1127997), (31, 618579), (39, 491691), (51, 375999), (93, 206193), (117, 163897), (153, 125333), (221, 86769), (279, 68731), (311, 61659), (403, 47583), (527, 36387), (663, 28923), (933, 20553), (1209, 15861), (1581, 12129), (1989, 9641), (2799, 6851), (3627, 5287), (4043, 4743)]