19913088

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4019

約数の個数: 64

約数和(自身を含む): 56977200

約数和(自身を除く): 37064112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 3989, 4992, 7978, 11967, 15956, 23934, 31912, 47868, 51857, 63824, 95736, 103714, 127648, 155571, 191472, 207428, 255296, 311142, 382944, 414856, 510592, 622284, 765888, 829712, 1244568, 1531776, 1659424, 2489136, 3318848, 4978272, 6637696, 9956544, 19913088]

約数ペア:

[(1, 19913088), (2, 9956544), (3, 6637696), (4, 4978272), (6, 3318848), (8, 2489136), (12, 1659424), (13, 1531776), (16, 1244568), (24, 829712), (26, 765888), (32, 622284), (39, 510592), (48, 414856), (52, 382944), (64, 311142), (78, 255296), (96, 207428), (104, 191472), (128, 155571), (156, 127648), (192, 103714), (208, 95736), (312, 63824), (384, 51857), (416, 47868), (624, 31912), (832, 23934), (1248, 15956), (1664, 11967), (2496, 7978), (3989, 4992)]