13040992

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 27442800

約数和(自身を除く): 14401808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 241, 304, 356, 482, 608, 712, 964, 1424, 1691, 1928, 2848, 3382, 3856, 4579, 6764, 7712, 9158, 13528, 18316, 21449, 27056, 36632, 42898, 54112, 73264, 85796, 146528, 171592, 343184, 407531, 686368, 815062, 1630124, 3260248, 6520496, 13040992]

約数ペア:

[(1, 13040992), (2, 6520496), (4, 3260248), (8, 1630124), (16, 815062), (19, 686368), (32, 407531), (38, 343184), (76, 171592), (89, 146528), (152, 85796), (178, 73264), (241, 54112), (304, 42898), (356, 36632), (482, 27056), (608, 21449), (712, 18316), (964, 13528), (1424, 9158), (1691, 7712), (1928, 6764), (2848, 4579), (3382, 3856)]