201905984

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 480657408

約数和(自身を除く): 278751424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 47, 56, 64, 86, 94, 112, 172, 188, 223, 224, 301, 329, 344, 376, 446, 448, 602, 658, 688, 752, 892, 1204, 1316, 1376, 1504, 1561, 1784, 2021, 2408, 2632, 2752, 3008, 3122, 3568, 4042, 4816, 5264, 6244, 7136, 8084, 9589, 9632, 10481, 10528, 12488, 14147, 14272, 16168, 19178, 19264, 20962, 21056, 24976, 28294, 32336, 38356, 41924, 49952, 56588, 64672, 67123, 73367, 76712, 83848, 99904, 113176, 129344, 134246, 146734, 153424, 167696, 226352, 268492, 293468, 306848, 335392, 450683, 452704, 536984, 586936, 613696, 670784, 901366, 905408, 1073968, 1173872, 1802732, 2147936, 2347744, 3154781, 3605464, 4295872, 4695488, 6309562, 7210928, 12619124, 14421856, 25238248, 28843712, 50476496, 100952992, 201905984]

約数ペア:

[(1, 201905984), (2, 100952992), (4, 50476496), (7, 28843712), (8, 25238248), (14, 14421856), (16, 12619124), (28, 7210928), (32, 6309562), (43, 4695488), (47, 4295872), (56, 3605464), (64, 3154781), (86, 2347744), (94, 2147936), (112, 1802732), (172, 1173872), (188, 1073968), (223, 905408), (224, 901366), (301, 670784), (329, 613696), (344, 586936), (376, 536984), (446, 452704), (448, 450683), (602, 335392), (658, 306848), (688, 293468), (752, 268492), (892, 226352), (1204, 167696), (1316, 153424), (1376, 146734), (1504, 134246), (1561, 129344), (1784, 113176), (2021, 99904), (2408, 83848), (2632, 76712), (2752, 73367), (3008, 67123), (3122, 64672), (3568, 56588), (4042, 49952), (4816, 41924), (5264, 38356), (6244, 32336), (7136, 28294), (8084, 24976), (9589, 21056), (9632, 20962), (10481, 19264), (10528, 19178), (12488, 16168), (14147, 14272)]