17721956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 38771712

約数和(自身を除く): 21049756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 1201, 2108, 2402, 3689, 4804, 7378, 8407, 14756, 16814, 20417, 33628, 37231, 40834, 74462, 81668, 142919, 148924, 260617, 285838, 521234, 571676, 632927, 1042468, 1265854, 2531708, 4430489, 8860978, 17721956]

約数ペア:

[(1, 17721956), (2, 8860978), (4, 4430489), (7, 2531708), (14, 1265854), (17, 1042468), (28, 632927), (31, 571676), (34, 521234), (62, 285838), (68, 260617), (119, 148924), (124, 142919), (217, 81668), (238, 74462), (434, 40834), (476, 37231), (527, 33628), (868, 20417), (1054, 16814), (1201, 14756), (2108, 8407), (2402, 7378), (3689, 4804)]