19474468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 40360320

約数和(自身を除く): 20885852

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 857, 874, 988, 1196, 1714, 1748, 3428, 5681, 11141, 11362, 16283, 19711, 22282, 22724, 32566, 39422, 44564, 65132, 78844, 211679, 256243, 374509, 423358, 512486, 749018, 846716, 1024972, 1498036, 4868617, 9737234, 19474468]

約数ペア:

[(1, 19474468), (2, 9737234), (4, 4868617), (13, 1498036), (19, 1024972), (23, 846716), (26, 749018), (38, 512486), (46, 423358), (52, 374509), (76, 256243), (92, 211679), (247, 78844), (299, 65132), (437, 44564), (494, 39422), (598, 32566), (857, 22724), (874, 22282), (988, 19711), (1196, 16283), (1714, 11362), (1748, 11141), (3428, 5681)]