199211885474

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1\times {\mathrm{20089}}^1$

素因数の和:20515

約数の個数: 64

約数和(自身を含む): 358511032320

約数和(自身を除く): 159299146846

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 313, 434, 511, 626, 1022, 2191, 2263, 4382, 4526, 9703, 15841, 19406, 20089, 22849, 31682, 40178, 45698, 67921, 135842, 140623, 159943, 281246, 319886, 622759, 708319, 1245518, 1416638, 1466497, 2932994, 4359313, 4958233, 6287857, 8718626, 9916466, 10265479, 12575714, 20530958, 44014999, 45461407, 88029998, 90922814, 194923567, 318229849, 389847134, 459013561, 636459698, 918027122, 1364464969, 2728929938, 3213094927, 6426189854, 14229420391, 28458840782, 99605942737, 199211885474]

約数ペア:

[(1, 199211885474), (2, 99605942737), (7, 28458840782), (14, 14229420391), (31, 6426189854), (62, 3213094927), (73, 2728929938), (146, 1364464969), (217, 918027122), (313, 636459698), (434, 459013561), (511, 389847134), (626, 318229849), (1022, 194923567), (2191, 90922814), (2263, 88029998), (4382, 45461407), (4526, 44014999), (9703, 20530958), (15841, 12575714), (19406, 10265479), (20089, 9916466), (22849, 8718626), (31682, 6287857), (40178, 4958233), (45698, 4359313), (67921, 2932994), (135842, 1466497), (140623, 1416638), (159943, 1245518), (281246, 708319), (319886, 622759)]