18629910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15923}}^1$

素因数の和:15949

約数の個数: 48

約数和(自身を含む): 52167024

約数和(自身を除く): 33537114

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 15923, 31846, 47769, 79615, 95538, 143307, 159230, 206999, 238845, 286614, 413998, 477690, 620997, 716535, 1034995, 1241994, 1433070, 1862991, 2069990, 3104985, 3725982, 6209970, 9314955, 18629910]

約数ペア:

[(1, 18629910), (2, 9314955), (3, 6209970), (5, 3725982), (6, 3104985), (9, 2069990), (10, 1862991), (13, 1433070), (15, 1241994), (18, 1034995), (26, 716535), (30, 620997), (39, 477690), (45, 413998), (65, 286614), (78, 238845), (90, 206999), (117, 159230), (130, 143307), (195, 95538), (234, 79615), (390, 47769), (585, 31846), (1170, 15923)]