17864944864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{72911}}^1$

素因数の和:72984

約数の個数: 96

約数和(自身を含む): 41157365760

約数和(自身を除く): 23292420896

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 988, 992, 1178, 1612, 1976, 2356, 3224, 3952, 4712, 6448, 7657, 7904, 9424, 12896, 15314, 18848, 30628, 61256, 72911, 122512, 145822, 245024, 291644, 583288, 947843, 1166576, 1385309, 1895686, 2260241, 2333152, 2770618, 3791372, 4520482, 5541236, 7582744, 9040964, 11082472, 15165488, 18009017, 18081928, 22164944, 29383133, 30330976, 36018034, 36163856, 42944579, 44329888, 58766266, 72036068, 72327712, 85889158, 117532532, 144072136, 171778316, 235065064, 288144272, 343556632, 470130128, 558279527, 576288544, 687113264, 940260256, 1116559054, 1374226528, 2233118108, 4466236216, 8932472432, 17864944864]

約数ペア:

[(1, 17864944864), (2, 8932472432), (4, 4466236216), (8, 2233118108), (13, 1374226528), (16, 1116559054), (19, 940260256), (26, 687113264), (31, 576288544), (32, 558279527), (38, 470130128), (52, 343556632), (62, 288144272), (76, 235065064), (104, 171778316), (124, 144072136), (152, 117532532), (208, 85889158), (247, 72327712), (248, 72036068), (304, 58766266), (403, 44329888), (416, 42944579), (494, 36163856), (496, 36018034), (589, 30330976), (608, 29383133), (806, 22164944), (988, 18081928), (992, 18009017), (1178, 15165488), (1612, 11082472), (1976, 9040964), (2356, 7582744), (3224, 5541236), (3952, 4520482), (4712, 3791372), (6448, 2770618), (7657, 2333152), (7904, 2260241), (9424, 1895686), (12896, 1385309), (15314, 1166576), (18848, 947843), (30628, 583288), (61256, 291644), (72911, 245024), (122512, 145822)]