19542396

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 46801664

約数和(自身を除く): 27259268

約数列:

[1, 2, 3, 4, 6, 12, 97, 103, 163, 194, 206, 291, 309, 326, 388, 412, 489, 582, 618, 652, 978, 1164, 1236, 1956, 9991, 15811, 16789, 19982, 29973, 31622, 33578, 39964, 47433, 50367, 59946, 63244, 67156, 94866, 100734, 119892, 189732, 201468, 1628533, 3257066, 4885599, 6514132, 9771198, 19542396]

約数ペア:

[(1, 19542396), (2, 9771198), (3, 6514132), (4, 4885599), (6, 3257066), (12, 1628533), (97, 201468), (103, 189732), (163, 119892), (194, 100734), (206, 94866), (291, 67156), (309, 63244), (326, 59946), (388, 50367), (412, 47433), (489, 39964), (582, 33578), (618, 31622), (652, 29973), (978, 19982), (1164, 16789), (1236, 15811), (1956, 9991)]