16986456

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4139}}^1$

素因数の和:4173

約数の個数: 64

約数和(自身を含む): 49680000

約数和(自身を除く): 32693544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4139, 8278, 12417, 16556, 24834, 33112, 37251, 49668, 74502, 78641, 99336, 111753, 149004, 157282, 223506, 235923, 298008, 314564, 447012, 471846, 629128, 707769, 894024, 943692, 1415538, 1887384, 2123307, 2831076, 4246614, 5662152, 8493228, 16986456]

約数ペア:

[(1, 16986456), (2, 8493228), (3, 5662152), (4, 4246614), (6, 2831076), (8, 2123307), (9, 1887384), (12, 1415538), (18, 943692), (19, 894024), (24, 707769), (27, 629128), (36, 471846), (38, 447012), (54, 314564), (57, 298008), (72, 235923), (76, 223506), (108, 157282), (114, 149004), (152, 111753), (171, 99336), (216, 78641), (228, 74502), (342, 49668), (456, 37251), (513, 33112), (684, 24834), (1026, 16556), (1368, 12417), (2052, 8278), (4104, 4139)]