19898930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1163}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 17814670

約数列:

[1, 2, 5, 10, 29, 58, 59, 118, 145, 290, 295, 590, 1163, 1711, 2326, 3422, 5815, 8555, 11630, 17110, 33727, 67454, 68617, 137234, 168635, 337270, 343085, 686170, 1989893, 3979786, 9949465, 19898930]

約数ペア:

[(1, 19898930), (2, 9949465), (5, 3979786), (10, 1989893), (29, 686170), (58, 343085), (59, 337270), (118, 168635), (145, 137234), (290, 68617), (295, 67454), (590, 33727), (1163, 17110), (1711, 11630), (2326, 8555), (3422, 5815)]