19117944

素因数分解:

$2^3\times 3^4\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 54174120

約数和(自身を除く): 35056176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 163, 181, 216, 324, 326, 362, 489, 543, 648, 652, 724, 978, 1086, 1304, 1448, 1467, 1629, 1956, 2172, 2934, 3258, 3912, 4344, 4401, 4887, 5868, 6516, 8802, 9774, 11736, 13032, 13203, 14661, 17604, 19548, 26406, 29322, 29503, 35208, 39096, 52812, 58644, 59006, 88509, 105624, 117288, 118012, 177018, 236024, 265527, 354036, 531054, 708072, 796581, 1062108, 1593162, 2124216, 2389743, 3186324, 4779486, 6372648, 9558972, 19117944]

約数ペア:

[(1, 19117944), (2, 9558972), (3, 6372648), (4, 4779486), (6, 3186324), (8, 2389743), (9, 2124216), (12, 1593162), (18, 1062108), (24, 796581), (27, 708072), (36, 531054), (54, 354036), (72, 265527), (81, 236024), (108, 177018), (162, 118012), (163, 117288), (181, 105624), (216, 88509), (324, 59006), (326, 58644), (362, 52812), (489, 39096), (543, 35208), (648, 29503), (652, 29322), (724, 26406), (978, 19548), (1086, 17604), (1304, 14661), (1448, 13203), (1467, 13032), (1629, 11736), (1956, 9774), (2172, 8802), (2934, 6516), (3258, 5868), (3912, 4887), (4344, 4401)]