16404242

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 26516160

約数和(自身を除く): 10111918

約数列:

[1, 2, 43, 53, 59, 61, 86, 106, 118, 122, 2279, 2537, 2623, 3127, 3233, 3599, 4558, 5074, 5246, 6254, 6466, 7198, 134461, 139019, 154757, 190747, 268922, 278038, 309514, 381494, 8202121, 16404242]

約数ペア:

[(1, 16404242), (2, 8202121), (43, 381494), (53, 309514), (59, 278038), (61, 268922), (86, 190747), (106, 154757), (118, 139019), (122, 134461), (2279, 7198), (2537, 6466), (2623, 6254), (3127, 5246), (3233, 5074), (3599, 4558)]