20899121232

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{55051}}^1$

素因数の和:55792

約数の個数: 80

約数和(自身を含む): 58980510720

約数和(自身を除く): 38081389488

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 719, 1438, 2157, 2876, 4314, 5752, 7909, 8628, 11504, 15818, 17256, 23727, 31636, 34512, 47454, 55051, 63272, 94908, 110102, 126544, 165153, 189816, 220204, 330306, 379632, 440408, 605561, 660612, 880816, 1211122, 1321224, 1816683, 2422244, 2642448, 3633366, 4844488, 7266732, 9688976, 14533464, 29066928, 39581669, 79163338, 118745007, 158326676, 237490014, 316653352, 435398359, 474980028, 633306704, 870796718, 949960056, 1306195077, 1741593436, 1899920112, 2612390154, 3483186872, 5224780308, 6966373744, 10449560616, 20899121232]

約数ペア:

[(1, 20899121232), (2, 10449560616), (3, 6966373744), (4, 5224780308), (6, 3483186872), (8, 2612390154), (11, 1899920112), (12, 1741593436), (16, 1306195077), (22, 949960056), (24, 870796718), (33, 633306704), (44, 474980028), (48, 435398359), (66, 316653352), (88, 237490014), (132, 158326676), (176, 118745007), (264, 79163338), (528, 39581669), (719, 29066928), (1438, 14533464), (2157, 9688976), (2876, 7266732), (4314, 4844488), (5752, 3633366), (7909, 2642448), (8628, 2422244), (11504, 1816683), (15818, 1321224), (17256, 1211122), (23727, 880816), (31636, 660612), (34512, 605561), (47454, 440408), (55051, 379632), (63272, 330306), (94908, 220204), (110102, 189816), (126544, 165153)]