20111832

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21487}}^1$

素因数の和:21512

約数の個数: 48

約数和(自身を含む): 58662240

約数和(自身を除く): 38550408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21487, 42974, 64461, 85948, 128922, 171896, 193383, 257844, 279331, 386766, 515688, 558662, 773532, 837993, 1117324, 1547064, 1675986, 2234648, 2513979, 3351972, 5027958, 6703944, 10055916, 20111832]

約数ペア:

[(1, 20111832), (2, 10055916), (3, 6703944), (4, 5027958), (6, 3351972), (8, 2513979), (9, 2234648), (12, 1675986), (13, 1547064), (18, 1117324), (24, 837993), (26, 773532), (36, 558662), (39, 515688), (52, 386766), (72, 279331), (78, 257844), (104, 193383), (117, 171896), (156, 128922), (234, 85948), (312, 64461), (468, 42974), (936, 21487)]