19306352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 40726560

約数和(自身を除く): 21420208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 919, 1313, 1616, 1838, 2626, 3676, 5252, 7352, 10504, 11947, 14704, 21008, 23894, 47788, 92819, 95576, 185638, 191152, 371276, 742552, 1206647, 1485104, 2413294, 4826588, 9653176, 19306352]

約数ペア:

[(1, 19306352), (2, 9653176), (4, 4826588), (8, 2413294), (13, 1485104), (16, 1206647), (26, 742552), (52, 371276), (101, 191152), (104, 185638), (202, 95576), (208, 92819), (404, 47788), (808, 23894), (919, 21008), (1313, 14704), (1616, 11947), (1838, 10504), (2626, 7352), (3676, 5252)]