19011216

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 58523040

約数和(自身を除く): 39511824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 59, 84, 98, 112, 118, 137, 147, 168, 177, 196, 236, 274, 294, 336, 354, 392, 411, 413, 472, 548, 588, 708, 784, 822, 826, 944, 959, 1096, 1176, 1239, 1416, 1644, 1652, 1918, 2192, 2352, 2478, 2832, 2877, 2891, 3288, 3304, 3836, 4956, 5754, 5782, 6576, 6608, 6713, 7672, 8083, 8673, 9912, 11508, 11564, 13426, 15344, 16166, 17346, 19824, 20139, 23016, 23128, 24249, 26852, 32332, 34692, 40278, 46032, 46256, 48498, 53704, 56581, 64664, 69384, 80556, 96996, 107408, 113162, 129328, 138768, 161112, 169743, 193992, 226324, 322224, 339486, 387984, 396067, 452648, 678972, 792134, 905296, 1188201, 1357944, 1584268, 2376402, 2715888, 3168536, 4752804, 6337072, 9505608, 19011216]

約数ペア:

[(1, 19011216), (2, 9505608), (3, 6337072), (4, 4752804), (6, 3168536), (7, 2715888), (8, 2376402), (12, 1584268), (14, 1357944), (16, 1188201), (21, 905296), (24, 792134), (28, 678972), (42, 452648), (48, 396067), (49, 387984), (56, 339486), (59, 322224), (84, 226324), (98, 193992), (112, 169743), (118, 161112), (137, 138768), (147, 129328), (168, 113162), (177, 107408), (196, 96996), (236, 80556), (274, 69384), (294, 64664), (336, 56581), (354, 53704), (392, 48498), (411, 46256), (413, 46032), (472, 40278), (548, 34692), (588, 32332), (708, 26852), (784, 24249), (822, 23128), (826, 23016), (944, 20139), (959, 19824), (1096, 17346), (1176, 16166), (1239, 15344), (1416, 13426), (1644, 11564), (1652, 11508), (1918, 9912), (2192, 8673), (2352, 8083), (2478, 7672), (2832, 6713), (2877, 6608), (2891, 6576), (3288, 5782), (3304, 5754), (3836, 4956)]