18444940384

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2333621}}^1$

素因数の和:2333663

約数の個数: 48

約数和(自身を含む): 41165092080

約数和(自身を除く): 22720151696

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 2333621, 4667242, 9334484, 18668968, 30337073, 37337936, 44338799, 60674146, 74675872, 88677598, 121348292, 177355196, 242696584, 354710392, 485393168, 576404387, 709420784, 970786336, 1152808774, 1418841568, 2305617548, 4611235096, 9222470192, 18444940384]

約数ペア:

[(1, 18444940384), (2, 9222470192), (4, 4611235096), (8, 2305617548), (13, 1418841568), (16, 1152808774), (19, 970786336), (26, 709420784), (32, 576404387), (38, 485393168), (52, 354710392), (76, 242696584), (104, 177355196), (152, 121348292), (208, 88677598), (247, 74675872), (304, 60674146), (416, 44338799), (494, 37337936), (608, 30337073), (988, 18668968), (1976, 9334484), (3952, 4667242), (7904, 2333621)]