19553490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19751}}^1$

素因数の和:19775

約数の個数: 48

約数和(自身を含む): 55463616

約数和(自身を除く): 35910126

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19751, 39502, 59253, 98755, 118506, 177759, 197510, 217261, 296265, 355518, 434522, 592530, 651783, 888795, 1086305, 1303566, 1777590, 1955349, 2172610, 3258915, 3910698, 6517830, 9776745, 19553490]

約数ペア:

[(1, 19553490), (2, 9776745), (3, 6517830), (5, 3910698), (6, 3258915), (9, 2172610), (10, 1955349), (11, 1777590), (15, 1303566), (18, 1086305), (22, 888795), (30, 651783), (33, 592530), (45, 434522), (55, 355518), (66, 296265), (90, 217261), (99, 197510), (110, 177759), (165, 118506), (198, 98755), (330, 59253), (495, 39502), (990, 19751)]