30391868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1619}}^1$

素因数の和:1674

約数の個数: 36

約数和(自身を含む): 60487560

約数和(自身を除く): 30095692

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 1619, 3238, 4693, 6476, 9386, 18772, 21047, 30761, 42094, 61522, 84188, 123044, 399893, 584459, 799786, 1168918, 1599572, 2337836, 7597967, 15195934, 30391868]

約数ペア:

[(1, 30391868), (2, 15195934), (4, 7597967), (13, 2337836), (19, 1599572), (26, 1168918), (38, 799786), (52, 584459), (76, 399893), (247, 123044), (361, 84188), (494, 61522), (722, 42094), (988, 30761), (1444, 21047), (1619, 18772), (3238, 9386), (4693, 6476)]