20996824602

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{36931}}^1$

素因数の和:37183

約数の個数: 64

約数和(自身を含む): 46683229824

約数和(自身を除く): 25686405222

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 197, 222, 394, 481, 591, 962, 1182, 1443, 2561, 2886, 5122, 7289, 7683, 14578, 15366, 21867, 36931, 43734, 73862, 94757, 110793, 189514, 221586, 284271, 480103, 568542, 960206, 1366447, 1440309, 2732894, 2880618, 4099341, 7275407, 8198682, 14550814, 17763811, 21826221, 35527622, 43652442, 53291433, 94580291, 106582866, 189160582, 269190059, 283740873, 538380118, 567481746, 807570177, 1615140354, 3499470767, 6998941534, 10498412301, 20996824602]

約数ペア:

[(1, 20996824602), (2, 10498412301), (3, 6998941534), (6, 3499470767), (13, 1615140354), (26, 807570177), (37, 567481746), (39, 538380118), (74, 283740873), (78, 269190059), (111, 189160582), (197, 106582866), (222, 94580291), (394, 53291433), (481, 43652442), (591, 35527622), (962, 21826221), (1182, 17763811), (1443, 14550814), (2561, 8198682), (2886, 7275407), (5122, 4099341), (7289, 2880618), (7683, 2732894), (14578, 1440309), (15366, 1366447), (21867, 960206), (36931, 568542), (43734, 480103), (73862, 284271), (94757, 221586), (110793, 189514)]