1991020716

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{3607}}^1$

素因数の和:3908

約数の個数: 96

約数和(自身を含む): 5455296000

約数和(自身を除く): 3464275284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 269, 342, 513, 538, 684, 807, 1026, 1076, 1614, 2052, 2421, 3228, 3607, 4842, 5111, 7214, 7263, 9684, 10222, 10821, 14428, 14526, 15333, 20444, 21642, 29052, 30666, 32463, 43284, 45999, 61332, 64926, 68533, 91998, 97389, 129852, 137066, 137997, 183996, 194778, 205599, 274132, 275994, 389556, 411198, 551988, 616797, 822396, 970283, 1233594, 1850391, 1940566, 2467188, 2910849, 3700782, 3881132, 5821698, 7401564, 8732547, 11643396, 17465094, 18435377, 26197641, 34930188, 36870754, 52395282, 55306131, 73741508, 104790564, 110612262, 165918393, 221224524, 331836786, 497755179, 663673572, 995510358, 1991020716]

約数ペア:

[(1, 1991020716), (2, 995510358), (3, 663673572), (4, 497755179), (6, 331836786), (9, 221224524), (12, 165918393), (18, 110612262), (19, 104790564), (27, 73741508), (36, 55306131), (38, 52395282), (54, 36870754), (57, 34930188), (76, 26197641), (108, 18435377), (114, 17465094), (171, 11643396), (228, 8732547), (269, 7401564), (342, 5821698), (513, 3881132), (538, 3700782), (684, 2910849), (807, 2467188), (1026, 1940566), (1076, 1850391), (1614, 1233594), (2052, 970283), (2421, 822396), (3228, 616797), (3607, 551988), (4842, 411198), (5111, 389556), (7214, 275994), (7263, 274132), (9684, 205599), (10222, 194778), (10821, 183996), (14428, 137997), (14526, 137066), (15333, 129852), (20444, 97389), (21642, 91998), (29052, 68533), (30666, 64926), (32463, 61332), (43284, 45999)]