19304792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 42184800

約数和(自身を除く): 22880008

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 179, 221, 244, 358, 442, 488, 716, 793, 884, 1037, 1432, 1586, 1768, 2074, 2327, 3043, 3172, 4148, 4654, 6086, 6344, 8296, 9308, 10919, 12172, 13481, 18616, 21838, 24344, 26962, 39559, 43676, 53924, 79118, 87352, 107848, 141947, 158236, 185623, 283894, 316472, 371246, 567788, 742492, 1135576, 1484984, 2413099, 4826198, 9652396, 19304792]

約数ペア:

[(1, 19304792), (2, 9652396), (4, 4826198), (8, 2413099), (13, 1484984), (17, 1135576), (26, 742492), (34, 567788), (52, 371246), (61, 316472), (68, 283894), (104, 185623), (122, 158236), (136, 141947), (179, 107848), (221, 87352), (244, 79118), (358, 53924), (442, 43676), (488, 39559), (716, 26962), (793, 24344), (884, 21838), (1037, 18616), (1432, 13481), (1586, 12172), (1768, 10919), (2074, 9308), (2327, 8296), (3043, 6344), (3172, 6086), (4148, 4654)]