16493178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 22214022

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 359, 403, 494, 589, 718, 741, 806, 1077, 1178, 1209, 1482, 1767, 2154, 2418, 3534, 4667, 6821, 7657, 9334, 11129, 13642, 14001, 15314, 20463, 22258, 22971, 28002, 33387, 40926, 45942, 66774, 88673, 144677, 177346, 211451, 266019, 289354, 422902, 434031, 532038, 634353, 868062, 1268706, 2748863, 5497726, 8246589, 16493178]

約数ペア:

[(1, 16493178), (2, 8246589), (3, 5497726), (6, 2748863), (13, 1268706), (19, 868062), (26, 634353), (31, 532038), (38, 434031), (39, 422902), (57, 289354), (62, 266019), (78, 211451), (93, 177346), (114, 144677), (186, 88673), (247, 66774), (359, 45942), (403, 40926), (494, 33387), (589, 28002), (718, 22971), (741, 22258), (806, 20463), (1077, 15314), (1178, 14001), (1209, 13642), (1482, 11129), (1767, 9334), (2154, 7657), (2418, 6821), (3534, 4667)]