19298058

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 44900352

約数和(自身を除く): 25602294

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 347, 403, 598, 694, 713, 806, 897, 1041, 1209, 1426, 1794, 2082, 2139, 2418, 4278, 4511, 7981, 9022, 9269, 10757, 13533, 15962, 18538, 21514, 23943, 27066, 27807, 32271, 47886, 55614, 64542, 103753, 139841, 207506, 247411, 279682, 311259, 419523, 494822, 622518, 742233, 839046, 1484466, 3216343, 6432686, 9649029, 19298058]

約数ペア:

[(1, 19298058), (2, 9649029), (3, 6432686), (6, 3216343), (13, 1484466), (23, 839046), (26, 742233), (31, 622518), (39, 494822), (46, 419523), (62, 311259), (69, 279682), (78, 247411), (93, 207506), (138, 139841), (186, 103753), (299, 64542), (347, 55614), (403, 47886), (598, 32271), (694, 27807), (713, 27066), (806, 23943), (897, 21514), (1041, 18538), (1209, 15962), (1426, 13533), (1794, 10757), (2082, 9269), (2139, 9022), (2418, 7981), (4278, 4511)]