2049112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 4687200

約数和(自身を除く): 2638088

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 61, 68, 76, 104, 122, 136, 152, 221, 244, 247, 323, 442, 488, 494, 646, 793, 884, 988, 1037, 1159, 1292, 1586, 1768, 1976, 2074, 2318, 2584, 3172, 4148, 4199, 4636, 6344, 8296, 8398, 9272, 13481, 15067, 16796, 19703, 26962, 30134, 33592, 39406, 53924, 60268, 78812, 107848, 120536, 157624, 256139, 512278, 1024556, 2049112]

約数ペア:

[(1, 2049112), (2, 1024556), (4, 512278), (8, 256139), (13, 157624), (17, 120536), (19, 107848), (26, 78812), (34, 60268), (38, 53924), (52, 39406), (61, 33592), (68, 30134), (76, 26962), (104, 19703), (122, 16796), (136, 15067), (152, 13481), (221, 9272), (244, 8398), (247, 8296), (323, 6344), (442, 4636), (488, 4199), (494, 4148), (646, 3172), (793, 2584), (884, 2318), (988, 2074), (1037, 1976), (1159, 1768), (1292, 1586)]