19742406

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 44997120

約数和(自身を除く): 25254714

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 61, 102, 114, 122, 167, 183, 323, 334, 366, 501, 646, 969, 1002, 1037, 1159, 1938, 2074, 2318, 2839, 3111, 3173, 3477, 5678, 6222, 6346, 6954, 8517, 9519, 10187, 17034, 19038, 19703, 20374, 30561, 39406, 53941, 59109, 61122, 107882, 118218, 161823, 173179, 193553, 323646, 346358, 387106, 519537, 580659, 1039074, 1161318, 3290401, 6580802, 9871203, 19742406]

約数ペア:

[(1, 19742406), (2, 9871203), (3, 6580802), (6, 3290401), (17, 1161318), (19, 1039074), (34, 580659), (38, 519537), (51, 387106), (57, 346358), (61, 323646), (102, 193553), (114, 173179), (122, 161823), (167, 118218), (183, 107882), (323, 61122), (334, 59109), (366, 53941), (501, 39406), (646, 30561), (969, 20374), (1002, 19703), (1037, 19038), (1159, 17034), (1938, 10187), (2074, 9519), (2318, 8517), (2839, 6954), (3111, 6346), (3173, 6222), (3477, 5678)]