20147390164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2789}}^1\times {\mathrm{8641}}^1$

素因数の和:11464

約数の個数: 48

約数和(自身を含む): 40506782400

約数和(自身を除く): 20359392236

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 2789, 5578, 8641, 11156, 17282, 30679, 34564, 52991, 61358, 95051, 105982, 122716, 164179, 190102, 211964, 328358, 380204, 582901, 656716, 1165802, 1805969, 2331604, 3611938, 7223876, 24099749, 48199498, 96398996, 265097239, 457895231, 530194478, 915790462, 1060388956, 1831580924, 5036847541, 10073695082, 20147390164]

約数ペア:

[(1, 20147390164), (2, 10073695082), (4, 5036847541), (11, 1831580924), (19, 1060388956), (22, 915790462), (38, 530194478), (44, 457895231), (76, 265097239), (209, 96398996), (418, 48199498), (836, 24099749), (2789, 7223876), (5578, 3611938), (8641, 2331604), (11156, 1805969), (17282, 1165802), (30679, 656716), (34564, 582901), (52991, 380204), (61358, 328358), (95051, 211964), (105982, 190102), (122716, 164179)]