19865376

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{2999}}^1$

素因数の和:3038

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 39102624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 2999, 3312, 5998, 6624, 8997, 11996, 17994, 23992, 26991, 35988, 47984, 53982, 68977, 71976, 95968, 107964, 137954, 143952, 206931, 215928, 275908, 287904, 413862, 431856, 551816, 620793, 827724, 863712, 1103632, 1241586, 1655448, 2207264, 2483172, 3310896, 4966344, 6621792, 9932688, 19865376]

約数ペア:

[(1, 19865376), (2, 9932688), (3, 6621792), (4, 4966344), (6, 3310896), (8, 2483172), (9, 2207264), (12, 1655448), (16, 1241586), (18, 1103632), (23, 863712), (24, 827724), (32, 620793), (36, 551816), (46, 431856), (48, 413862), (69, 287904), (72, 275908), (92, 215928), (96, 206931), (138, 143952), (144, 137954), (184, 107964), (207, 95968), (276, 71976), (288, 68977), (368, 53982), (414, 47984), (552, 35988), (736, 26991), (828, 23992), (1104, 17994), (1656, 11996), (2208, 8997), (2999, 6624), (3312, 5998)]