20169954915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 36632494080

約数和(自身を除く): 16462539165

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 83, 103, 165, 181, 237, 249, 309, 395, 415, 515, 543, 869, 905, 913, 1133, 1185, 1245, 1545, 1991, 2607, 2715, 2739, 3399, 4345, 4565, 5665, 5973, 6557, 8137, 8549, 9955, 13035, 13695, 14299, 15023, 16995, 18643, 19671, 24411, 25647, 29865, 32785, 40685, 42745, 42897, 45069, 55929, 71495, 72127, 75115, 89507, 93215, 94039, 98355, 122055, 128235, 157289, 165253, 205073, 214485, 216381, 225345, 268521, 279645, 282117, 360635, 447535, 470195, 471867, 495759, 615219, 675371, 786445, 826265, 1025365, 1081905, 1186817, 1342605, 1410585, 1472797, 1547369, 2026113, 2359335, 2478795, 3076095, 3376855, 3560451, 4418391, 4642107, 5934085, 7363985, 7429081, 7736845, 10130565, 13054987, 16200767, 17021059, 17802255, 22091955, 22287243, 23210535, 37145405, 39164961, 48602301, 51063177, 65274935, 81003835, 85105295, 111436215, 122242151, 195824805, 243011505, 255315885, 366726453, 611210755, 1344663661, 1833632265, 4033990983, 6723318305, 20169954915]

約数ペア:

[(1, 20169954915), (3, 6723318305), (5, 4033990983), (11, 1833632265), (15, 1344663661), (33, 611210755), (55, 366726453), (79, 255315885), (83, 243011505), (103, 195824805), (165, 122242151), (181, 111436215), (237, 85105295), (249, 81003835), (309, 65274935), (395, 51063177), (415, 48602301), (515, 39164961), (543, 37145405), (869, 23210535), (905, 22287243), (913, 22091955), (1133, 17802255), (1185, 17021059), (1245, 16200767), (1545, 13054987), (1991, 10130565), (2607, 7736845), (2715, 7429081), (2739, 7363985), (3399, 5934085), (4345, 4642107), (4565, 4418391), (5665, 3560451), (5973, 3376855), (6557, 3076095), (8137, 2478795), (8549, 2359335), (9955, 2026113), (13035, 1547369), (13695, 1472797), (14299, 1410585), (15023, 1342605), (16995, 1186817), (18643, 1081905), (19671, 1025365), (24411, 826265), (25647, 786445), (29865, 675371), (32785, 615219), (40685, 495759), (42745, 471867), (42897, 470195), (45069, 447535), (55929, 360635), (71495, 282117), (72127, 279645), (75115, 268521), (89507, 225345), (93215, 216381), (94039, 214485), (98355, 205073), (122055, 165253), (128235, 157289)]