20745522042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{618199}}^1$

素因数の和:618275

約数の個数: 64

約数和(自身を含む): 51275980800

約数和(自身を除く): 30530458758

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 47, 51, 94, 102, 119, 141, 238, 282, 329, 357, 658, 714, 799, 987, 1598, 1974, 2397, 4794, 5593, 11186, 16779, 33558, 618199, 1236398, 1854597, 3709194, 4327393, 8654786, 10509383, 12982179, 21018766, 25964358, 29055353, 31528149, 58110706, 63056298, 73565681, 87166059, 147131362, 174332118, 203387471, 220697043, 406774942, 441394086, 493941001, 610162413, 987882002, 1220324826, 1481823003, 2963646006, 3457587007, 6915174014, 10372761021, 20745522042]

約数ペア:

[(1, 20745522042), (2, 10372761021), (3, 6915174014), (6, 3457587007), (7, 2963646006), (14, 1481823003), (17, 1220324826), (21, 987882002), (34, 610162413), (42, 493941001), (47, 441394086), (51, 406774942), (94, 220697043), (102, 203387471), (119, 174332118), (141, 147131362), (238, 87166059), (282, 73565681), (329, 63056298), (357, 58110706), (658, 31528149), (714, 29055353), (799, 25964358), (987, 21018766), (1598, 12982179), (1974, 10509383), (2397, 8654786), (4794, 4327393), (5593, 3709194), (11186, 1854597), (16779, 1236398), (33558, 618199)]