1994763888

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{355193}}^1$

素因数の和:355223

約数の個数: 80

約数和(自身を含む): 6166167840

約数和(自身を除く): 4171403952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 355193, 710386, 1065579, 1420772, 2131158, 2841544, 3196737, 4262316, 4617509, 5683088, 6393474, 8524632, 9235018, 9590211, 12786948, 13852527, 17049264, 18470036, 19180422, 25573896, 27705054, 36940072, 38360844, 41557581, 51147792, 55410108, 73880144, 76721688, 83115162, 110820216, 124672743, 153443376, 166230324, 221640432, 249345486, 332460648, 498690972, 664921296, 997381944, 1994763888]

約数ペア:

[(1, 1994763888), (2, 997381944), (3, 664921296), (4, 498690972), (6, 332460648), (8, 249345486), (9, 221640432), (12, 166230324), (13, 153443376), (16, 124672743), (18, 110820216), (24, 83115162), (26, 76721688), (27, 73880144), (36, 55410108), (39, 51147792), (48, 41557581), (52, 38360844), (54, 36940072), (72, 27705054), (78, 25573896), (104, 19180422), (108, 18470036), (117, 17049264), (144, 13852527), (156, 12786948), (208, 9590211), (216, 9235018), (234, 8524632), (312, 6393474), (351, 5683088), (432, 4617509), (468, 4262316), (624, 3196737), (702, 2841544), (936, 2131158), (1404, 1420772), (1872, 1065579), (2808, 710386), (5616, 355193)]