20921279976

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{134587}}^1$

素因数の和:134743

約数の個数: 96

約数和(自身を含む): 60467696640

約数和(自身を除く): 39546416664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 127, 136, 153, 204, 254, 306, 381, 408, 508, 612, 762, 1016, 1143, 1224, 1524, 2159, 2286, 3048, 4318, 4572, 6477, 8636, 9144, 12954, 17272, 19431, 25908, 38862, 51816, 77724, 134587, 155448, 269174, 403761, 538348, 807522, 1076696, 1211283, 1615044, 2287979, 2422566, 3230088, 4575958, 4845132, 6863937, 9151916, 9690264, 13727874, 17092549, 18303832, 20591811, 27455748, 34185098, 41183622, 51277647, 54911496, 68370196, 82367244, 102555294, 136740392, 153832941, 164734488, 205110588, 290573333, 307665882, 410221176, 581146666, 615331764, 871719999, 1162293332, 1230663528, 1743439998, 2324586664, 2615159997, 3486879996, 5230319994, 6973759992, 10460639988, 20921279976]

約数ペア:

[(1, 20921279976), (2, 10460639988), (3, 6973759992), (4, 5230319994), (6, 3486879996), (8, 2615159997), (9, 2324586664), (12, 1743439998), (17, 1230663528), (18, 1162293332), (24, 871719999), (34, 615331764), (36, 581146666), (51, 410221176), (68, 307665882), (72, 290573333), (102, 205110588), (127, 164734488), (136, 153832941), (153, 136740392), (204, 102555294), (254, 82367244), (306, 68370196), (381, 54911496), (408, 51277647), (508, 41183622), (612, 34185098), (762, 27455748), (1016, 20591811), (1143, 18303832), (1224, 17092549), (1524, 13727874), (2159, 9690264), (2286, 9151916), (3048, 6863937), (4318, 4845132), (4572, 4575958), (6477, 3230088), (8636, 2422566), (9144, 2287979), (12954, 1615044), (17272, 1211283), (19431, 1076696), (25908, 807522), (38862, 538348), (51816, 403761), (77724, 269174), (134587, 155448)]