19384768

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1061

約数の個数: 56

約数和(自身を含む): 43269408

約数和(自身を除く): 23884640

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 299, 368, 416, 598, 736, 832, 1013, 1196, 1472, 2026, 2392, 4052, 4784, 8104, 9568, 13169, 16208, 19136, 23299, 26338, 32416, 46598, 52676, 64832, 93196, 105352, 186392, 210704, 302887, 372784, 421408, 605774, 745568, 842816, 1211548, 1491136, 2423096, 4846192, 9692384, 19384768]

約数ペア:

[(1, 19384768), (2, 9692384), (4, 4846192), (8, 2423096), (13, 1491136), (16, 1211548), (23, 842816), (26, 745568), (32, 605774), (46, 421408), (52, 372784), (64, 302887), (92, 210704), (104, 186392), (184, 105352), (208, 93196), (299, 64832), (368, 52676), (416, 46598), (598, 32416), (736, 26338), (832, 23299), (1013, 19136), (1196, 16208), (1472, 13169), (2026, 9568), (2392, 8104), (4052, 4784)]