20153668932

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{21139}}^1$

素因数の和:21593

約数の個数: 72

約数和(自身を含む): 51802470720

約数和(自身を除く): 31648801788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 373, 426, 639, 746, 852, 1119, 1278, 1492, 2238, 2556, 3357, 4476, 6714, 13428, 21139, 26483, 42278, 52966, 63417, 79449, 84556, 105932, 126834, 158898, 190251, 238347, 253668, 317796, 380502, 476694, 761004, 953388, 1500869, 3001738, 4502607, 6003476, 7884847, 9005214, 13507821, 15769694, 18010428, 23654541, 27015642, 31539388, 47309082, 54031284, 70963623, 94618164, 141927246, 283854492, 559824137, 1119648274, 1679472411, 2239296548, 3358944822, 5038417233, 6717889644, 10076834466, 20153668932]

約数ペア:

[(1, 20153668932), (2, 10076834466), (3, 6717889644), (4, 5038417233), (6, 3358944822), (9, 2239296548), (12, 1679472411), (18, 1119648274), (36, 559824137), (71, 283854492), (142, 141927246), (213, 94618164), (284, 70963623), (373, 54031284), (426, 47309082), (639, 31539388), (746, 27015642), (852, 23654541), (1119, 18010428), (1278, 15769694), (1492, 13507821), (2238, 9005214), (2556, 7884847), (3357, 6003476), (4476, 4502607), (6714, 3001738), (13428, 1500869), (21139, 953388), (26483, 761004), (42278, 476694), (52966, 380502), (63417, 317796), (79449, 253668), (84556, 238347), (105932, 190251), (126834, 158898)]