20829396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 60497920

約数和(自身を除く): 39668524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 57, 62, 76, 84, 93, 114, 124, 133, 186, 217, 228, 266, 372, 399, 421, 434, 532, 589, 651, 798, 842, 868, 1178, 1263, 1302, 1596, 1684, 1767, 2356, 2526, 2604, 2947, 3534, 4123, 5052, 5894, 7068, 7999, 8246, 8841, 11788, 12369, 13051, 15998, 16492, 17682, 23997, 24738, 26102, 31996, 35364, 39153, 47994, 49476, 52204, 55993, 78306, 91357, 95988, 111986, 156612, 167979, 182714, 223972, 247969, 274071, 335958, 365428, 495938, 548142, 671916, 743907, 991876, 1096284, 1487814, 1735783, 2975628, 3471566, 5207349, 6943132, 10414698, 20829396]

約数ペア:

[(1, 20829396), (2, 10414698), (3, 6943132), (4, 5207349), (6, 3471566), (7, 2975628), (12, 1735783), (14, 1487814), (19, 1096284), (21, 991876), (28, 743907), (31, 671916), (38, 548142), (42, 495938), (57, 365428), (62, 335958), (76, 274071), (84, 247969), (93, 223972), (114, 182714), (124, 167979), (133, 156612), (186, 111986), (217, 95988), (228, 91357), (266, 78306), (372, 55993), (399, 52204), (421, 49476), (434, 47994), (532, 39153), (589, 35364), (651, 31996), (798, 26102), (842, 24738), (868, 23997), (1178, 17682), (1263, 16492), (1302, 15998), (1596, 13051), (1684, 12369), (1767, 11788), (2356, 8841), (2526, 8246), (2604, 7999), (2947, 7068), (3534, 5894), (4123, 5052)]