20016503572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{880853}}^1$

素因数の和:880912

約数の個数: 48

約数和(自身を含む): 41435372160

約数和(自身を除く): 21418868588

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 874, 988, 1196, 1748, 5681, 11362, 22724, 880853, 1761706, 3523412, 11451089, 16736207, 20259619, 22902178, 33472414, 40519238, 45804356, 66944828, 81038476, 217570691, 263375047, 384932761, 435141382, 526750094, 769865522, 870282764, 1053500188, 1539731044, 5004125893, 10008251786, 20016503572]

約数ペア:

[(1, 20016503572), (2, 10008251786), (4, 5004125893), (13, 1539731044), (19, 1053500188), (23, 870282764), (26, 769865522), (38, 526750094), (46, 435141382), (52, 384932761), (76, 263375047), (92, 217570691), (247, 81038476), (299, 66944828), (437, 45804356), (494, 40519238), (598, 33472414), (874, 22902178), (988, 20259619), (1196, 16736207), (1748, 11451089), (5681, 3523412), (11362, 1761706), (22724, 880853)]