19874016

素因数分解:

$2^5\times 3^2\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:624

約数の個数: 72

約数和(自身を含む): 57015504

約数和(自身を除く): 37141488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 151, 288, 302, 453, 457, 604, 906, 914, 1208, 1359, 1371, 1812, 1828, 2416, 2718, 2742, 3624, 3656, 4113, 4832, 5436, 5484, 7248, 7312, 8226, 10872, 10968, 14496, 14624, 16452, 21744, 21936, 32904, 43488, 43872, 65808, 69007, 131616, 138014, 207021, 276028, 414042, 552056, 621063, 828084, 1104112, 1242126, 1656168, 2208224, 2484252, 3312336, 4968504, 6624672, 9937008, 19874016]

約数ペア:

[(1, 19874016), (2, 9937008), (3, 6624672), (4, 4968504), (6, 3312336), (8, 2484252), (9, 2208224), (12, 1656168), (16, 1242126), (18, 1104112), (24, 828084), (32, 621063), (36, 552056), (48, 414042), (72, 276028), (96, 207021), (144, 138014), (151, 131616), (288, 69007), (302, 65808), (453, 43872), (457, 43488), (604, 32904), (906, 21936), (914, 21744), (1208, 16452), (1359, 14624), (1371, 14496), (1812, 10968), (1828, 10872), (2416, 8226), (2718, 7312), (2742, 7248), (3624, 5484), (3656, 5436), (4113, 4832)]