16316872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 21785528

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 839, 884, 1144, 1496, 1678, 1768, 2431, 3356, 4862, 6712, 9229, 9724, 10907, 14263, 18458, 19448, 21814, 28526, 36916, 43628, 57052, 73832, 87256, 114104, 119977, 156893, 185419, 239954, 313786, 370838, 479908, 627572, 741676, 959816, 1255144, 1483352, 2039609, 4079218, 8158436, 16316872]

約数ペア:

[(1, 16316872), (2, 8158436), (4, 4079218), (8, 2039609), (11, 1483352), (13, 1255144), (17, 959816), (22, 741676), (26, 627572), (34, 479908), (44, 370838), (52, 313786), (68, 239954), (88, 185419), (104, 156893), (136, 119977), (143, 114104), (187, 87256), (221, 73832), (286, 57052), (374, 43628), (442, 36916), (572, 28526), (748, 21814), (839, 19448), (884, 18458), (1144, 14263), (1496, 10907), (1678, 9724), (1768, 9229), (2431, 6712), (3356, 4862)]