19336707

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 32104800

約数和(自身を除く): 12768093

約数列:

[1, 3, 9, 13, 29, 39, 41, 87, 117, 123, 139, 261, 369, 377, 417, 533, 1131, 1189, 1251, 1599, 1807, 3393, 3567, 4031, 4797, 5421, 5699, 10701, 12093, 15457, 16263, 17097, 36279, 46371, 51291, 52403, 74087, 139113, 157209, 165271, 222261, 471627, 495813, 666783, 1487439, 2148523, 6445569, 19336707]

約数ペア:

[(1, 19336707), (3, 6445569), (9, 2148523), (13, 1487439), (29, 666783), (39, 495813), (41, 471627), (87, 222261), (117, 165271), (123, 157209), (139, 139113), (261, 74087), (369, 52403), (377, 51291), (417, 46371), (533, 36279), (1131, 17097), (1189, 16263), (1251, 15457), (1599, 12093), (1807, 10701), (3393, 5699), (3567, 5421), (4031, 4797)]