19003009904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{16057}}^1$

素因数の和:16330

約数の個数: 80

約数和(自身を含む): 41217674400

約数和(自身を除く): 22214664496

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 229, 272, 304, 323, 458, 646, 916, 1292, 1832, 2584, 3664, 3893, 4351, 5168, 7786, 8702, 15572, 16057, 17404, 31144, 32114, 34808, 62288, 64228, 69616, 73967, 128456, 147934, 256912, 272969, 295868, 305083, 545938, 591736, 610166, 1091876, 1183472, 1220332, 2183752, 2440664, 3677053, 4367504, 4881328, 5186411, 7354106, 10372822, 14708212, 20745644, 29416424, 41491288, 58832848, 62509901, 69864007, 82982576, 125019802, 139728014, 250039604, 279456028, 500079208, 558912056, 1000158416, 1117824112, 1187688119, 2375376238, 4750752476, 9501504952, 19003009904]

約数ペア:

[(1, 19003009904), (2, 9501504952), (4, 4750752476), (8, 2375376238), (16, 1187688119), (17, 1117824112), (19, 1000158416), (34, 558912056), (38, 500079208), (68, 279456028), (76, 250039604), (136, 139728014), (152, 125019802), (229, 82982576), (272, 69864007), (304, 62509901), (323, 58832848), (458, 41491288), (646, 29416424), (916, 20745644), (1292, 14708212), (1832, 10372822), (2584, 7354106), (3664, 5186411), (3893, 4881328), (4351, 4367504), (5168, 3677053), (7786, 2440664), (8702, 2183752), (15572, 1220332), (16057, 1183472), (17404, 1091876), (31144, 610166), (32114, 591736), (34808, 545938), (62288, 305083), (64228, 295868), (69616, 272969), (73967, 256912), (128456, 147934)]