20521379808

素因数分解:

$2^5\times 3^4\times {\mathrm{7917199}}^1$

素因数の和:7917221

約数の個数: 60

約数和(自身を含む): 60352815600

約数和(自身を除く): 39831435792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 7917199, 15834398, 23751597, 31668796, 47503194, 63337592, 71254791, 95006388, 126675184, 142509582, 190012776, 213764373, 253350368, 285019164, 380025552, 427528746, 570038328, 641293119, 760051104, 855057492, 1140076656, 1282586238, 1710114984, 2280153312, 2565172476, 3420229968, 5130344952, 6840459936, 10260689904, 20521379808]

約数ペア:

[(1, 20521379808), (2, 10260689904), (3, 6840459936), (4, 5130344952), (6, 3420229968), (8, 2565172476), (9, 2280153312), (12, 1710114984), (16, 1282586238), (18, 1140076656), (24, 855057492), (27, 760051104), (32, 641293119), (36, 570038328), (48, 427528746), (54, 380025552), (72, 285019164), (81, 253350368), (96, 213764373), (108, 190012776), (144, 142509582), (162, 126675184), (216, 95006388), (288, 71254791), (324, 63337592), (432, 47503194), (648, 31668796), (864, 23751597), (1296, 15834398), (2592, 7917199)]