20185689908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{332417}}^1$

素因数の和:332504

約数の個数: 48

約数和(自身を含む): 40209281280

約数和(自身を除く): 20023591372

約数列:

[1, 2, 4, 17, 19, 34, 38, 47, 68, 76, 94, 188, 323, 646, 799, 893, 1292, 1598, 1786, 3196, 3572, 15181, 30362, 60724, 332417, 664834, 1329668, 5651089, 6315923, 11302178, 12631846, 15623599, 22604356, 25263692, 31247198, 62494396, 107370691, 214741382, 265601183, 296848381, 429482764, 531202366, 593696762, 1062404732, 1187393524, 5046422477, 10092844954, 20185689908]

約数ペア:

[(1, 20185689908), (2, 10092844954), (4, 5046422477), (17, 1187393524), (19, 1062404732), (34, 593696762), (38, 531202366), (47, 429482764), (68, 296848381), (76, 265601183), (94, 214741382), (188, 107370691), (323, 62494396), (646, 31247198), (799, 25263692), (893, 22604356), (1292, 15623599), (1598, 12631846), (1786, 11302178), (3196, 6315923), (3572, 5651089), (15181, 1329668), (30362, 664834), (60724, 332417)]