19502298

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 47125728

約数和(自身を除く): 27623430

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 163, 207, 289, 306, 326, 391, 414, 489, 578, 782, 867, 978, 1173, 1467, 1734, 2346, 2601, 2771, 2934, 3519, 3749, 5202, 5542, 6647, 7038, 7498, 8313, 11247, 13294, 16626, 19941, 22494, 24939, 33741, 39882, 47107, 49878, 59823, 63733, 67482, 94214, 119646, 127466, 141321, 191199, 282642, 382398, 423963, 573597, 847926, 1083461, 1147194, 2166922, 3250383, 6500766, 9751149, 19502298]

約数ペア:

[(1, 19502298), (2, 9751149), (3, 6500766), (6, 3250383), (9, 2166922), (17, 1147194), (18, 1083461), (23, 847926), (34, 573597), (46, 423963), (51, 382398), (69, 282642), (102, 191199), (138, 141321), (153, 127466), (163, 119646), (207, 94214), (289, 67482), (306, 63733), (326, 59823), (391, 49878), (414, 47107), (489, 39882), (578, 33741), (782, 24939), (867, 22494), (978, 19941), (1173, 16626), (1467, 13294), (1734, 11247), (2346, 8313), (2601, 7498), (2771, 7038), (2934, 6647), (3519, 5542), (3749, 5202)]