20530663408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{7193}}^1$

素因数の和:7490

約数の個数: 80

約数和(自身を含む): 43086304800

約数和(自身を除く): 22555641392

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 229, 304, 328, 458, 656, 779, 916, 1558, 1832, 3116, 3664, 4351, 6232, 7193, 8702, 9389, 12464, 14386, 17404, 18778, 28772, 34808, 37556, 57544, 69616, 75112, 115088, 136667, 150224, 178391, 273334, 294913, 356782, 546668, 589826, 713564, 1093336, 1179652, 1427128, 1647197, 2186672, 2359304, 2854256, 3294394, 4718608, 5603347, 6588788, 11206694, 13177576, 22413388, 26355152, 31296743, 44826776, 62593486, 67535077, 89653552, 125186972, 135070154, 250373944, 270140308, 500747888, 540280616, 1080561232, 1283166463, 2566332926, 5132665852, 10265331704, 20530663408]

約数ペア:

[(1, 20530663408), (2, 10265331704), (4, 5132665852), (8, 2566332926), (16, 1283166463), (19, 1080561232), (38, 540280616), (41, 500747888), (76, 270140308), (82, 250373944), (152, 135070154), (164, 125186972), (229, 89653552), (304, 67535077), (328, 62593486), (458, 44826776), (656, 31296743), (779, 26355152), (916, 22413388), (1558, 13177576), (1832, 11206694), (3116, 6588788), (3664, 5603347), (4351, 4718608), (6232, 3294394), (7193, 2854256), (8702, 2359304), (9389, 2186672), (12464, 1647197), (14386, 1427128), (17404, 1179652), (18778, 1093336), (28772, 713564), (34808, 589826), (37556, 546668), (57544, 356782), (69616, 294913), (75112, 273334), (115088, 178391), (136667, 150224)]