38487988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 90316800

約数和(自身を除く): 51828812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 31, 44, 58, 62, 77, 116, 124, 139, 154, 203, 217, 278, 308, 319, 341, 406, 434, 556, 638, 682, 812, 868, 899, 973, 1276, 1364, 1529, 1798, 1946, 2233, 2387, 3058, 3596, 3892, 4031, 4309, 4466, 4774, 6116, 6293, 8062, 8618, 8932, 9548, 9889, 10703, 12586, 16124, 17236, 19778, 21406, 25172, 28217, 30163, 39556, 42812, 44341, 47399, 56434, 60326, 69223, 88682, 94798, 112868, 120652, 124961, 138446, 177364, 189596, 249922, 276892, 310387, 331793, 499844, 620774, 663586, 874727, 1241548, 1327172, 1374571, 1749454, 2749142, 3498908, 5498284, 9621997, 19243994, 38487988]

約数ペア:

[(1, 38487988), (2, 19243994), (4, 9621997), (7, 5498284), (11, 3498908), (14, 2749142), (22, 1749454), (28, 1374571), (29, 1327172), (31, 1241548), (44, 874727), (58, 663586), (62, 620774), (77, 499844), (116, 331793), (124, 310387), (139, 276892), (154, 249922), (203, 189596), (217, 177364), (278, 138446), (308, 124961), (319, 120652), (341, 112868), (406, 94798), (434, 88682), (556, 69223), (638, 60326), (682, 56434), (812, 47399), (868, 44341), (899, 42812), (973, 39556), (1276, 30163), (1364, 28217), (1529, 25172), (1798, 21406), (1946, 19778), (2233, 17236), (2387, 16124), (3058, 12586), (3596, 10703), (3892, 9889), (4031, 9548), (4309, 8932), (4466, 8618), (4774, 8062), (6116, 6293)]