219805916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 429770880

約数和(自身を除く): 209964964

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 227, 236, 373, 454, 649, 746, 908, 1298, 1492, 2497, 2596, 4103, 4994, 8206, 9988, 13393, 16412, 22007, 26786, 44014, 53572, 84671, 88028, 147323, 169342, 242077, 294646, 338684, 484154, 589292, 931381, 968308, 1862762, 3725524, 4995589, 9991178, 19982356, 54951479, 109902958, 219805916]

約数ペア:

[(1, 219805916), (2, 109902958), (4, 54951479), (11, 19982356), (22, 9991178), (44, 4995589), (59, 3725524), (118, 1862762), (227, 968308), (236, 931381), (373, 589292), (454, 484154), (649, 338684), (746, 294646), (908, 242077), (1298, 169342), (1492, 147323), (2497, 88028), (2596, 84671), (4103, 53572), (4994, 44014), (8206, 26786), (9988, 22007), (13393, 16412)]