2018671408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3662

約数の個数: 80

約数和(自身を含む): 4380407136

約数和(自身を除く): 2361735728

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 67, 82, 104, 134, 164, 208, 268, 328, 533, 536, 656, 871, 1066, 1072, 1742, 2132, 2747, 3484, 3533, 4264, 5494, 6968, 7066, 8528, 10988, 13936, 14132, 21976, 28264, 35711, 43952, 45929, 56528, 71422, 91858, 142844, 144853, 183716, 236711, 285688, 289706, 367432, 473422, 571376, 579412, 734864, 946844, 1158824, 1883089, 1893688, 2317648, 3077243, 3766178, 3787376, 6154486, 7532356, 9705151, 12308972, 15064712, 19410302, 24617944, 30129424, 38820604, 49235888, 77641208, 126166963, 155282416, 252333926, 504667852, 1009335704, 2018671408]

約数ペア:

[(1, 2018671408), (2, 1009335704), (4, 504667852), (8, 252333926), (13, 155282416), (16, 126166963), (26, 77641208), (41, 49235888), (52, 38820604), (67, 30129424), (82, 24617944), (104, 19410302), (134, 15064712), (164, 12308972), (208, 9705151), (268, 7532356), (328, 6154486), (533, 3787376), (536, 3766178), (656, 3077243), (871, 2317648), (1066, 1893688), (1072, 1883089), (1742, 1158824), (2132, 946844), (2747, 734864), (3484, 579412), (3533, 571376), (4264, 473422), (5494, 367432), (6968, 289706), (7066, 285688), (8528, 236711), (10988, 183716), (13936, 144853), (14132, 142844), (21976, 91858), (28264, 71422), (35711, 56528), (43952, 45929)]