19673784

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21019}}^1$

素因数の和:21044

約数の個数: 48

約数和(自身を含む): 57384600

約数和(自身を除く): 37710816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21019, 42038, 63057, 84076, 126114, 168152, 189171, 252228, 273247, 378342, 504456, 546494, 756684, 819741, 1092988, 1513368, 1639482, 2185976, 2459223, 3278964, 4918446, 6557928, 9836892, 19673784]

約数ペア:

[(1, 19673784), (2, 9836892), (3, 6557928), (4, 4918446), (6, 3278964), (8, 2459223), (9, 2185976), (12, 1639482), (13, 1513368), (18, 1092988), (24, 819741), (26, 756684), (36, 546494), (39, 504456), (52, 378342), (72, 273247), (78, 252228), (104, 189171), (117, 168152), (156, 126114), (234, 84076), (312, 63057), (468, 42038), (936, 21019)]