20099528043

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1\times {\mathrm{593}}^1$

素因数の和:921

約数の個数: 96

約数和(自身を含む): 34414212096

約数和(自身を除く): 14314684053

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 263, 323, 357, 361, 399, 593, 789, 969, 1083, 1779, 1841, 2261, 2527, 4151, 4471, 4997, 5523, 6137, 6783, 7581, 10081, 11267, 12453, 13413, 14991, 18411, 30243, 31297, 33801, 34979, 42959, 70567, 78869, 84949, 93891, 94943, 104937, 128877, 155959, 191539, 211701, 214073, 236607, 254847, 284829, 467877, 574617, 594643, 642219, 664601, 1091713, 1340773, 1498511, 1614031, 1783929, 1993803, 2651303, 2963221, 3275139, 3639241, 4022319, 4495533, 4842093, 7953909, 8889663, 10917723, 11298217, 18559121, 20742547, 25474687, 33894651, 50374757, 55677363, 56301199, 62227641, 76424061, 151124271, 168903597, 352623299, 394108393, 957120383, 1057869897, 1182325179, 2871361149, 6699842681, 20099528043]

約数ペア:

[(1, 20099528043), (3, 6699842681), (7, 2871361149), (17, 1182325179), (19, 1057869897), (21, 957120383), (51, 394108393), (57, 352623299), (119, 168903597), (133, 151124271), (263, 76424061), (323, 62227641), (357, 56301199), (361, 55677363), (399, 50374757), (593, 33894651), (789, 25474687), (969, 20742547), (1083, 18559121), (1779, 11298217), (1841, 10917723), (2261, 8889663), (2527, 7953909), (4151, 4842093), (4471, 4495533), (4997, 4022319), (5523, 3639241), (6137, 3275139), (6783, 2963221), (7581, 2651303), (10081, 1993803), (11267, 1783929), (12453, 1614031), (13413, 1498511), (14991, 1340773), (18411, 1091713), (30243, 664601), (31297, 642219), (33801, 594643), (34979, 574617), (42959, 467877), (70567, 284829), (78869, 254847), (84949, 236607), (93891, 214073), (94943, 211701), (104937, 191539), (128877, 155959)]