20197681644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{33391}}^1$

素因数の和:33803

約数の個数: 96

約数和(自身を含む): 56846540800

約数和(自身を除く): 36648859156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 379, 399, 532, 758, 798, 1137, 1516, 1596, 2274, 2653, 4548, 5306, 7201, 7959, 10612, 14402, 15918, 21603, 28804, 31836, 33391, 43206, 50407, 66782, 86412, 100173, 100814, 133564, 151221, 200346, 201628, 233737, 302442, 400692, 467474, 604884, 634429, 701211, 934948, 1268858, 1402422, 1903287, 2537716, 2804844, 3806574, 4441003, 7613148, 8882006, 12655189, 13323009, 17764012, 25310378, 26646018, 37965567, 50620756, 53292036, 75931134, 88586323, 151862268, 177172646, 240448591, 265758969, 354345292, 480897182, 531517938, 721345773, 961794364, 1063035876, 1442691546, 1683140137, 2885383092, 3366280274, 5049420411, 6732560548, 10098840822, 20197681644]

約数ペア:

[(1, 20197681644), (2, 10098840822), (3, 6732560548), (4, 5049420411), (6, 3366280274), (7, 2885383092), (12, 1683140137), (14, 1442691546), (19, 1063035876), (21, 961794364), (28, 721345773), (38, 531517938), (42, 480897182), (57, 354345292), (76, 265758969), (84, 240448591), (114, 177172646), (133, 151862268), (228, 88586323), (266, 75931134), (379, 53292036), (399, 50620756), (532, 37965567), (758, 26646018), (798, 25310378), (1137, 17764012), (1516, 13323009), (1596, 12655189), (2274, 8882006), (2653, 7613148), (4548, 4441003), (5306, 3806574), (7201, 2804844), (7959, 2537716), (10612, 1903287), (14402, 1402422), (15918, 1268858), (21603, 934948), (28804, 701211), (31836, 634429), (33391, 604884), (43206, 467474), (50407, 400692), (66782, 302442), (86412, 233737), (100173, 201628), (100814, 200346), (133564, 151221)]