20216397810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2601853}}^1$

素因数の和:2601907

約数の個数: 64

約数和(自身を含む): 56949380352

約数和(自身を除く): 36732982542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 2601853, 5203706, 7805559, 13009265, 15611118, 18212971, 26018530, 36425942, 39027795, 54638913, 78055590, 91064855, 96268561, 109277826, 182129710, 192537122, 273194565, 288805683, 481342805, 546389130, 577611366, 673879927, 962685610, 1347759854, 1444028415, 2021639781, 2888056830, 3369399635, 4043279562, 6738799270, 10108198905, 20216397810]

約数ペア:

[(1, 20216397810), (2, 10108198905), (3, 6738799270), (5, 4043279562), (6, 3369399635), (7, 2888056830), (10, 2021639781), (14, 1444028415), (15, 1347759854), (21, 962685610), (30, 673879927), (35, 577611366), (37, 546389130), (42, 481342805), (70, 288805683), (74, 273194565), (105, 192537122), (111, 182129710), (185, 109277826), (210, 96268561), (222, 91064855), (259, 78055590), (370, 54638913), (518, 39027795), (555, 36425942), (777, 26018530), (1110, 18212971), (1295, 15611118), (1554, 13009265), (2590, 7805559), (3885, 5203706), (7770, 2601853)]