19440512

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 47695200

約数和(自身を除く): 28254688

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 1669, 2912, 3338, 5824, 6676, 11648, 11683, 13352, 21697, 23366, 26704, 43394, 46732, 53408, 86788, 93464, 106816, 151879, 173576, 186928, 213632, 303758, 347152, 373856, 607516, 694304, 747712, 1215032, 1388608, 1495424, 2430064, 2777216, 4860128, 9720256, 19440512]

約数ペア:

[(1, 19440512), (2, 9720256), (4, 4860128), (7, 2777216), (8, 2430064), (13, 1495424), (14, 1388608), (16, 1215032), (26, 747712), (28, 694304), (32, 607516), (52, 373856), (56, 347152), (64, 303758), (91, 213632), (104, 186928), (112, 173576), (128, 151879), (182, 106816), (208, 93464), (224, 86788), (364, 53408), (416, 46732), (448, 43394), (728, 26704), (832, 23366), (896, 21697), (1456, 13352), (1664, 11683), (1669, 11648), (2912, 6676), (3338, 5824)]