19409664

素因数分解:

$2^8\times 3^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 52326400

約数和(自身を除く): 32916736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 199, 254, 256, 381, 384, 398, 508, 597, 762, 768, 796, 1016, 1194, 1524, 1592, 2032, 2388, 3048, 3184, 4064, 4776, 6096, 6368, 8128, 9552, 12192, 12736, 16256, 19104, 24384, 25273, 25472, 32512, 38208, 48768, 50546, 50944, 75819, 76416, 97536, 101092, 151638, 152832, 202184, 303276, 404368, 606552, 808736, 1213104, 1617472, 2426208, 3234944, 4852416, 6469888, 9704832, 19409664]

約数ペア:

[(1, 19409664), (2, 9704832), (3, 6469888), (4, 4852416), (6, 3234944), (8, 2426208), (12, 1617472), (16, 1213104), (24, 808736), (32, 606552), (48, 404368), (64, 303276), (96, 202184), (127, 152832), (128, 151638), (192, 101092), (199, 97536), (254, 76416), (256, 75819), (381, 50944), (384, 50546), (398, 48768), (508, 38208), (597, 32512), (762, 25472), (768, 25273), (796, 24384), (1016, 19104), (1194, 16256), (1524, 12736), (1592, 12192), (2032, 9552), (2388, 8128), (3048, 6368), (3184, 6096), (4064, 4776)]