30981742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 55302912

約数和(自身を除く): 24321170

約数列:

[1, 2, 11, 19, 22, 38, 47, 83, 94, 166, 209, 361, 418, 517, 722, 893, 913, 1034, 1577, 1786, 1826, 3154, 3901, 3971, 7802, 7942, 9823, 16967, 17347, 19646, 29963, 33934, 34694, 42911, 59926, 74119, 85822, 148238, 186637, 329593, 373274, 659186, 815309, 1408261, 1630618, 2816522, 15490871, 30981742]

約数ペア:

[(1, 30981742), (2, 15490871), (11, 2816522), (19, 1630618), (22, 1408261), (38, 815309), (47, 659186), (83, 373274), (94, 329593), (166, 186637), (209, 148238), (361, 85822), (418, 74119), (517, 59926), (722, 42911), (893, 34694), (913, 33934), (1034, 29963), (1577, 19646), (1786, 17347), (1826, 16967), (3154, 9823), (3901, 7942), (3971, 7802)]