388621972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4931}}^1$

素因数の和:5032

約数の個数: 48

約数和(自身を含む): 770575680

約数和(自身を除く): 381953708

約数列:

[1, 2, 4, 17, 19, 34, 38, 61, 68, 76, 122, 244, 323, 646, 1037, 1159, 1292, 2074, 2318, 4148, 4636, 4931, 9862, 19703, 19724, 39406, 78812, 83827, 93689, 167654, 187378, 300791, 335308, 374756, 601582, 1203164, 1592713, 3185426, 5113447, 5715029, 6370852, 10226894, 11430058, 20453788, 22860116, 97155493, 194310986, 388621972]

約数ペア:

[(1, 388621972), (2, 194310986), (4, 97155493), (17, 22860116), (19, 20453788), (34, 11430058), (38, 10226894), (61, 6370852), (68, 5715029), (76, 5113447), (122, 3185426), (244, 1592713), (323, 1203164), (646, 601582), (1037, 374756), (1159, 335308), (1292, 300791), (2074, 187378), (2318, 167654), (4148, 93689), (4636, 83827), (4931, 78812), (9862, 39406), (19703, 19724)]