17938973790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{100313}}^1$

素因数の和:102313

約数の個数: 48

約数和(自身を含む): 46665270288

約数和(自身を除く): 28726296498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1987, 3974, 5961, 9935, 11922, 17883, 19870, 29805, 35766, 59610, 89415, 100313, 178830, 200626, 300939, 501565, 601878, 902817, 1003130, 1504695, 1805634, 3009390, 4514085, 9028170, 199321931, 398643862, 597965793, 996609655, 1195931586, 1793897379, 1993219310, 2989828965, 3587794758, 5979657930, 8969486895, 17938973790]

約数ペア:

[(1, 17938973790), (2, 8969486895), (3, 5979657930), (5, 3587794758), (6, 2989828965), (9, 1993219310), (10, 1793897379), (15, 1195931586), (18, 996609655), (30, 597965793), (45, 398643862), (90, 199321931), (1987, 9028170), (3974, 4514085), (5961, 3009390), (9935, 1805634), (11922, 1504695), (17883, 1003130), (19870, 902817), (29805, 601878), (35766, 501565), (59610, 300939), (89415, 200626), (100313, 178830)]