20501495786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{1283}}^1$

素因数の和:1763

約数の個数: 64

約数和(自身を含む): 34612531200

約数和(自身を除く): 14111035414

約数列:

[1, 2, 19, 23, 38, 46, 47, 94, 389, 437, 778, 874, 893, 1081, 1283, 1786, 2162, 2566, 7391, 8947, 14782, 17894, 18283, 20539, 24377, 29509, 36566, 41078, 48754, 59018, 60301, 120602, 169993, 339986, 347377, 420509, 499087, 560671, 694754, 841018, 998174, 1121342, 1145719, 1386923, 2291438, 2773846, 7989671, 9482653, 11479001, 15979342, 18965306, 22958002, 23457089, 26351537, 46914178, 52703074, 218101019, 436202038, 445684691, 539513047, 891369382, 1079026094, 10250747893, 20501495786]

約数ペア:

[(1, 20501495786), (2, 10250747893), (19, 1079026094), (23, 891369382), (38, 539513047), (46, 445684691), (47, 436202038), (94, 218101019), (389, 52703074), (437, 46914178), (778, 26351537), (874, 23457089), (893, 22958002), (1081, 18965306), (1283, 15979342), (1786, 11479001), (2162, 9482653), (2566, 7989671), (7391, 2773846), (8947, 2291438), (14782, 1386923), (17894, 1145719), (18283, 1121342), (20539, 998174), (24377, 841018), (29509, 694754), (36566, 560671), (41078, 499087), (48754, 420509), (59018, 347377), (60301, 339986), (120602, 169993)]