2019428931

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 3065610240

約数和(自身を除く): 1046181309

約数列:

[1, 3, 13, 39, 47, 59, 71, 141, 177, 213, 263, 611, 767, 789, 923, 1833, 2301, 2769, 2773, 3337, 3419, 4189, 8319, 10011, 10257, 12361, 12567, 15517, 18673, 36049, 37083, 43381, 46551, 54457, 56019, 108147, 130143, 160693, 163371, 196883, 201721, 242749, 482079, 590649, 605163, 728247, 729299, 877631, 1101707, 2187897, 2559479, 2632893, 3305121, 7678437, 9480887, 11409203, 14322191, 28442661, 34227609, 42966573, 51780229, 155340687, 673142977, 2019428931]

約数ペア:

[(1, 2019428931), (3, 673142977), (13, 155340687), (39, 51780229), (47, 42966573), (59, 34227609), (71, 28442661), (141, 14322191), (177, 11409203), (213, 9480887), (263, 7678437), (611, 3305121), (767, 2632893), (789, 2559479), (923, 2187897), (1833, 1101707), (2301, 877631), (2769, 729299), (2773, 728247), (3337, 605163), (3419, 590649), (4189, 482079), (8319, 242749), (10011, 201721), (10257, 196883), (12361, 163371), (12567, 160693), (15517, 130143), (18673, 108147), (36049, 56019), (37083, 54457), (43381, 46551)]