31619268

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^2\times {\mathrm{811}}^1$

素因数の和:862

約数の個数: 72

約数和(自身を含む): 86624160

約数和(自身を除く): 55004892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 361, 513, 684, 722, 811, 1026, 1083, 1444, 1622, 2052, 2166, 2433, 3244, 3249, 4332, 4866, 6498, 7299, 9732, 9747, 12996, 14598, 15409, 19494, 21897, 29196, 30818, 38988, 43794, 46227, 61636, 87588, 92454, 138681, 184908, 277362, 292771, 416043, 554724, 585542, 832086, 878313, 1171084, 1664172, 1756626, 2634939, 3513252, 5269878, 7904817, 10539756, 15809634, 31619268]

約数ペア:

[(1, 31619268), (2, 15809634), (3, 10539756), (4, 7904817), (6, 5269878), (9, 3513252), (12, 2634939), (18, 1756626), (19, 1664172), (27, 1171084), (36, 878313), (38, 832086), (54, 585542), (57, 554724), (76, 416043), (108, 292771), (114, 277362), (171, 184908), (228, 138681), (342, 92454), (361, 87588), (513, 61636), (684, 46227), (722, 43794), (811, 38988), (1026, 30818), (1083, 29196), (1444, 21897), (1622, 19494), (2052, 15409), (2166, 14598), (2433, 12996), (3244, 9747), (3249, 9732), (4332, 7299), (4866, 6498)]