219626857928

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{419}}^1\times {\mathrm{181499}}^1$

素因数の和:181962

約数の個数: 48

約数和(自身を含む): 435654450000

約数和(自身を除く): 216027592072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 419, 722, 838, 1444, 1676, 2888, 3352, 7961, 15922, 31844, 63688, 151259, 181499, 302518, 362998, 605036, 725996, 1210072, 1451992, 3448481, 6896962, 13793924, 27587848, 65521139, 76048081, 131042278, 152096162, 262084556, 304192324, 524169112, 608384648, 1444913539, 2889827078, 5779654156, 11559308312, 27453357241, 54906714482, 109813428964, 219626857928]

約数ペア:

[(1, 219626857928), (2, 109813428964), (4, 54906714482), (8, 27453357241), (19, 11559308312), (38, 5779654156), (76, 2889827078), (152, 1444913539), (361, 608384648), (419, 524169112), (722, 304192324), (838, 262084556), (1444, 152096162), (1676, 131042278), (2888, 76048081), (3352, 65521139), (7961, 27587848), (15922, 13793924), (31844, 6896962), (63688, 3448481), (151259, 1451992), (181499, 1210072), (302518, 725996), (362998, 605036)]