20508733408

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{41399}}^1$

素因数の和:41659

約数の個数: 48

約数和(自身を含む): 41032202400

約数和(自身を除く): 20523468992

約数列:

[1, 2, 4, 8, 16, 32, 113, 137, 226, 274, 452, 548, 904, 1096, 1808, 2192, 3616, 4384, 15481, 30962, 41399, 61924, 82798, 123848, 165596, 247696, 331192, 495392, 662384, 1324768, 4678087, 5671663, 9356174, 11343326, 18712348, 22686652, 37424696, 45373304, 74849392, 90746608, 149698784, 181493216, 640897919, 1281795838, 2563591676, 5127183352, 10254366704, 20508733408]

約数ペア:

[(1, 20508733408), (2, 10254366704), (4, 5127183352), (8, 2563591676), (16, 1281795838), (32, 640897919), (113, 181493216), (137, 149698784), (226, 90746608), (274, 74849392), (452, 45373304), (548, 37424696), (904, 22686652), (1096, 18712348), (1808, 11343326), (2192, 9356174), (3616, 5671663), (4384, 4678087), (15481, 1324768), (30962, 662384), (41399, 495392), (61924, 331192), (82798, 247696), (123848, 165596)]