23218988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 46851840

約数和(自身を除く): 23632852

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 331, 494, 662, 923, 988, 1324, 1349, 1846, 2698, 3692, 4303, 5396, 6289, 8606, 12578, 17212, 17537, 23501, 25156, 35074, 47002, 70148, 81757, 94004, 163514, 305513, 327028, 446519, 611026, 893038, 1222052, 1786076, 5804747, 11609494, 23218988]

約数ペア:

[(1, 23218988), (2, 11609494), (4, 5804747), (13, 1786076), (19, 1222052), (26, 893038), (38, 611026), (52, 446519), (71, 327028), (76, 305513), (142, 163514), (247, 94004), (284, 81757), (331, 70148), (494, 47002), (662, 35074), (923, 25156), (988, 23501), (1324, 17537), (1349, 17212), (1846, 12578), (2698, 8606), (3692, 6289), (4303, 5396)]