20189537563

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{27107}}^1$

素因数の和:27243

約数の個数: 32

約数和(自身を含む): 23608682496

約数和(自身を除く): 3419144933

約数列:

[1, 13, 23, 47, 53, 299, 611, 689, 1081, 1219, 2491, 14053, 15847, 27107, 32383, 57293, 352391, 623461, 744809, 1274029, 1436671, 8104993, 16562377, 18676723, 29302667, 33043433, 67523537, 380934671, 429564629, 877805981, 1553041351, 20189537563]

約数ペア:

[(1, 20189537563), (13, 1553041351), (23, 877805981), (47, 429564629), (53, 380934671), (299, 67523537), (611, 33043433), (689, 29302667), (1081, 18676723), (1219, 16562377), (2491, 8104993), (14053, 1436671), (15847, 1274029), (27107, 744809), (32383, 623461), (57293, 352391)]