206914864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1358

約数の個数: 80

約数和(自身を含む): 465907680

約数和(自身を除く): 258992816

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 208, 247, 304, 328, 494, 533, 656, 779, 988, 1066, 1277, 1558, 1976, 2132, 2554, 3116, 3952, 4264, 5108, 6232, 8528, 10127, 10216, 12464, 16601, 20254, 20432, 24263, 33202, 40508, 48526, 52357, 66404, 81016, 97052, 104714, 132808, 162032, 194104, 209428, 265616, 315419, 388208, 418856, 630838, 680641, 837712, 994783, 1261676, 1361282, 1989566, 2523352, 2722564, 3979132, 5046704, 5445128, 7958264, 10890256, 12932179, 15916528, 25864358, 51728716, 103457432, 206914864]

約数ペア:

[(1, 206914864), (2, 103457432), (4, 51728716), (8, 25864358), (13, 15916528), (16, 12932179), (19, 10890256), (26, 7958264), (38, 5445128), (41, 5046704), (52, 3979132), (76, 2722564), (82, 2523352), (104, 1989566), (152, 1361282), (164, 1261676), (208, 994783), (247, 837712), (304, 680641), (328, 630838), (494, 418856), (533, 388208), (656, 315419), (779, 265616), (988, 209428), (1066, 194104), (1277, 162032), (1558, 132808), (1976, 104714), (2132, 97052), (2554, 81016), (3116, 66404), (3952, 52357), (4264, 48526), (5108, 40508), (6232, 33202), (8528, 24263), (10127, 20432), (10216, 20254), (12464, 16601)]