16383738

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 23936262

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 343, 399, 419, 686, 798, 838, 931, 1029, 1257, 1862, 2058, 2514, 2793, 2933, 5586, 5866, 6517, 7961, 8799, 13034, 15922, 17598, 19551, 20531, 23883, 39102, 41062, 47766, 55727, 61593, 111454, 123186, 143717, 167181, 287434, 334362, 390089, 431151, 780178, 862302, 1170267, 2340534, 2730623, 5461246, 8191869, 16383738]

約数ペア:

[(1, 16383738), (2, 8191869), (3, 5461246), (6, 2730623), (7, 2340534), (14, 1170267), (19, 862302), (21, 780178), (38, 431151), (42, 390089), (49, 334362), (57, 287434), (98, 167181), (114, 143717), (133, 123186), (147, 111454), (266, 61593), (294, 55727), (343, 47766), (399, 41062), (419, 39102), (686, 23883), (798, 20531), (838, 19551), (931, 17598), (1029, 15922), (1257, 13034), (1862, 8799), (2058, 7961), (2514, 6517), (2793, 5866), (2933, 5586)]