20199142586

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{27799}}^1$

素因数の和:27939

約数の個数: 64

約数和(自身を含む): 38046412800

約数和(自身を除く): 17847270214

約数列:

[1, 2, 7, 14, 17, 34, 43, 71, 86, 119, 142, 238, 301, 497, 602, 731, 994, 1207, 1462, 2414, 3053, 5117, 6106, 8449, 10234, 16898, 21371, 27799, 42742, 51901, 55598, 103802, 194593, 363307, 389186, 472583, 726614, 945166, 1195357, 1973729, 2390714, 3308081, 3947458, 6616162, 8367499, 13816103, 16734998, 20321069, 27632206, 33553393, 40642138, 67106786, 84870347, 142247483, 169740694, 234873751, 284494966, 469747502, 594092429, 1188184858, 1442795899, 2885591798, 10099571293, 20199142586]

約数ペア:

[(1, 20199142586), (2, 10099571293), (7, 2885591798), (14, 1442795899), (17, 1188184858), (34, 594092429), (43, 469747502), (71, 284494966), (86, 234873751), (119, 169740694), (142, 142247483), (238, 84870347), (301, 67106786), (497, 40642138), (602, 33553393), (731, 27632206), (994, 20321069), (1207, 16734998), (1462, 13816103), (2414, 8367499), (3053, 6616162), (5117, 3947458), (6106, 3308081), (8449, 2390714), (10234, 1973729), (16898, 1195357), (21371, 945166), (27799, 726614), (42742, 472583), (51901, 389186), (55598, 363307), (103802, 194593)]