20342389245

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 33527934720

約数和(自身を除く): 13185545475

約数列:

[1, 3, 5, 15, 53, 159, 173, 265, 353, 419, 519, 795, 865, 1059, 1257, 1765, 2095, 2595, 5295, 6285, 9169, 18709, 22207, 27507, 45845, 56127, 61069, 66621, 72487, 93545, 111035, 137535, 147907, 183207, 217461, 280635, 305345, 333105, 362435, 443721, 739535, 916035, 1087305, 2218605, 3236657, 3841811, 7839071, 9709971, 11525433, 16183285, 19209055, 23517213, 25587911, 39195355, 48549855, 57627165, 76763733, 117586065, 127939555, 383818665, 1356159283, 4068477849, 6780796415, 20342389245]

約数ペア:

[(1, 20342389245), (3, 6780796415), (5, 4068477849), (15, 1356159283), (53, 383818665), (159, 127939555), (173, 117586065), (265, 76763733), (353, 57627165), (419, 48549855), (519, 39195355), (795, 25587911), (865, 23517213), (1059, 19209055), (1257, 16183285), (1765, 11525433), (2095, 9709971), (2595, 7839071), (5295, 3841811), (6285, 3236657), (9169, 2218605), (18709, 1087305), (22207, 916035), (27507, 739535), (45845, 443721), (56127, 362435), (61069, 333105), (66621, 305345), (72487, 280635), (93545, 217461), (111035, 183207), (137535, 147907)]