16556436

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2121

約数の個数: 72

約数和(自身を含む): 47744424

約数和(自身を除く): 31187988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2081, 2652, 3978, 4162, 6243, 7956, 8324, 12486, 18729, 24972, 27053, 35377, 37458, 54106, 70754, 74916, 81159, 106131, 108212, 141508, 162318, 212262, 243477, 318393, 324636, 424524, 459901, 486954, 636786, 919802, 973908, 1273572, 1379703, 1839604, 2759406, 4139109, 5518812, 8278218, 16556436]

約数ペア:

[(1, 16556436), (2, 8278218), (3, 5518812), (4, 4139109), (6, 2759406), (9, 1839604), (12, 1379703), (13, 1273572), (17, 973908), (18, 919802), (26, 636786), (34, 486954), (36, 459901), (39, 424524), (51, 324636), (52, 318393), (68, 243477), (78, 212262), (102, 162318), (117, 141508), (153, 108212), (156, 106131), (204, 81159), (221, 74916), (234, 70754), (306, 54106), (442, 37458), (468, 35377), (612, 27053), (663, 24972), (884, 18729), (1326, 12486), (1989, 8324), (2081, 7956), (2652, 6243), (3978, 4162)]