19538108136

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1980749}}^1$

素因数の和:1980898

約数の個数: 48

約数和(自身を含む): 53301982500

約数和(自身を除く): 33763874364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3288, 4932, 9864, 1980749, 3961498, 5942247, 7922996, 11884494, 15845992, 17826741, 23768988, 35653482, 47537976, 71306964, 142613928, 271362613, 542725226, 814087839, 1085450452, 1628175678, 2170900904, 2442263517, 3256351356, 4884527034, 6512702712, 9769054068, 19538108136]

約数ペア:

[(1, 19538108136), (2, 9769054068), (3, 6512702712), (4, 4884527034), (6, 3256351356), (8, 2442263517), (9, 2170900904), (12, 1628175678), (18, 1085450452), (24, 814087839), (36, 542725226), (72, 271362613), (137, 142613928), (274, 71306964), (411, 47537976), (548, 35653482), (822, 23768988), (1096, 17826741), (1233, 15845992), (1644, 11884494), (2466, 7922996), (3288, 5942247), (4932, 3961498), (9864, 1980749)]