19593333

素因数分解:

$3^7\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 32222720

約数和(自身を除く): 12629387

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 243, 279, 289, 459, 527, 729, 837, 867, 1377, 1581, 2187, 2511, 2601, 4131, 4743, 7533, 7803, 8959, 12393, 14229, 22599, 23409, 26877, 37179, 42687, 67797, 70227, 80631, 128061, 210681, 241893, 384183, 632043, 725679, 1152549, 2177037, 6531111, 19593333]

約数ペア:

[(1, 19593333), (3, 6531111), (9, 2177037), (17, 1152549), (27, 725679), (31, 632043), (51, 384183), (81, 241893), (93, 210681), (153, 128061), (243, 80631), (279, 70227), (289, 67797), (459, 42687), (527, 37179), (729, 26877), (837, 23409), (867, 22599), (1377, 14229), (1581, 12393), (2187, 8959), (2511, 7803), (2601, 7533), (4131, 4743)]