201367928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 412646400

約数和(自身を除く): 211278472

約数列:

[1, 2, 4, 8, 19, 38, 47, 71, 76, 94, 142, 152, 188, 284, 376, 397, 568, 794, 893, 1349, 1588, 1786, 2698, 3176, 3337, 3572, 5396, 6674, 7144, 7543, 10792, 13348, 15086, 18659, 26696, 28187, 30172, 37318, 56374, 60344, 63403, 74636, 112748, 126806, 149272, 225496, 253612, 354521, 507224, 535553, 709042, 1071106, 1324789, 1418084, 2142212, 2649578, 2836168, 4284424, 5299156, 10598312, 25170991, 50341982, 100683964, 201367928]

約数ペア:

[(1, 201367928), (2, 100683964), (4, 50341982), (8, 25170991), (19, 10598312), (38, 5299156), (47, 4284424), (71, 2836168), (76, 2649578), (94, 2142212), (142, 1418084), (152, 1324789), (188, 1071106), (284, 709042), (376, 535553), (397, 507224), (568, 354521), (794, 253612), (893, 225496), (1349, 149272), (1588, 126806), (1786, 112748), (2698, 74636), (3176, 63403), (3337, 60344), (3572, 56374), (5396, 37318), (6674, 30172), (7144, 28187), (7543, 26696), (10792, 18659), (13348, 15086)]