20805989976

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{353699}}^1$

素因数の和:353773

約数の個数: 96

約数和(自身を含む): 60694920000

約数和(自身を除く): 39888930024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 43, 57, 72, 76, 86, 114, 129, 152, 171, 172, 228, 258, 342, 344, 387, 456, 516, 684, 774, 817, 1032, 1368, 1548, 1634, 2451, 3096, 3268, 4902, 6536, 7353, 9804, 14706, 19608, 29412, 58824, 353699, 707398, 1061097, 1414796, 2122194, 2829592, 3183291, 4244388, 6366582, 6720281, 8488776, 12733164, 13440562, 15209057, 20160843, 25466328, 26881124, 30418114, 40321686, 45627171, 53762248, 60482529, 60836228, 80643372, 91254342, 120965058, 121672456, 136881513, 161286744, 182508684, 241930116, 273763026, 288972083, 365017368, 483860232, 547526052, 577944166, 866916249, 1095052104, 1155888332, 1733832498, 2311776664, 2600748747, 3467664996, 5201497494, 6935329992, 10402994988, 20805989976]

約数ペア:

[(1, 20805989976), (2, 10402994988), (3, 6935329992), (4, 5201497494), (6, 3467664996), (8, 2600748747), (9, 2311776664), (12, 1733832498), (18, 1155888332), (19, 1095052104), (24, 866916249), (36, 577944166), (38, 547526052), (43, 483860232), (57, 365017368), (72, 288972083), (76, 273763026), (86, 241930116), (114, 182508684), (129, 161286744), (152, 136881513), (171, 121672456), (172, 120965058), (228, 91254342), (258, 80643372), (342, 60836228), (344, 60482529), (387, 53762248), (456, 45627171), (516, 40321686), (684, 30418114), (774, 26881124), (817, 25466328), (1032, 20160843), (1368, 15209057), (1548, 13440562), (1634, 12733164), (2451, 8488776), (3096, 6720281), (3268, 6366582), (4902, 4244388), (6536, 3183291), (7353, 2829592), (9804, 2122194), (14706, 1414796), (19608, 1061097), (29412, 707398), (58824, 353699)]