20123409618

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1\times {\mathrm{3659}}^1$

素因数の和:4936

約数の個数: 96

約数和(自身を含む): 49479393600

約数和(自身を除く): 29355983982

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1237, 1482, 2223, 2474, 3659, 3711, 4446, 7318, 7422, 10977, 11133, 16081, 21954, 22266, 23503, 32162, 32931, 47006, 47567, 48243, 65862, 69521, 70509, 95134, 96486, 139042, 141018, 142701, 144729, 208563, 211527, 285402, 289458, 305539, 417126, 423054, 428103, 611078, 625689, 856206, 903773, 916617, 1251378, 1807546, 1833234, 2711319, 2749851, 4526183, 5422638, 5499702, 8133957, 9052366, 13578549, 16267914, 27157098, 40735647, 58840379, 81471294, 85997477, 117680758, 171994954, 176521137, 257992431, 353042274, 515984862, 529563411, 773977293, 1059126822, 1117967201, 1547954586, 2235934402, 3353901603, 6707803206, 10061704809, 20123409618]

約数ペア:

[(1, 20123409618), (2, 10061704809), (3, 6707803206), (6, 3353901603), (9, 2235934402), (13, 1547954586), (18, 1117967201), (19, 1059126822), (26, 773977293), (38, 529563411), (39, 515984862), (57, 353042274), (78, 257992431), (114, 176521137), (117, 171994954), (171, 117680758), (234, 85997477), (247, 81471294), (342, 58840379), (494, 40735647), (741, 27157098), (1237, 16267914), (1482, 13578549), (2223, 9052366), (2474, 8133957), (3659, 5499702), (3711, 5422638), (4446, 4526183), (7318, 2749851), (7422, 2711319), (10977, 1833234), (11133, 1807546), (16081, 1251378), (21954, 916617), (22266, 903773), (23503, 856206), (32162, 625689), (32931, 611078), (47006, 428103), (47567, 423054), (48243, 417126), (65862, 305539), (69521, 289458), (70509, 285402), (95134, 211527), (96486, 208563), (139042, 144729), (141018, 142701)]