17748926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 31747968

約数和(自身を除く): 13999042

約数列:

[1, 2, 13, 19, 26, 31, 38, 61, 62, 122, 247, 361, 403, 494, 589, 722, 793, 806, 1159, 1178, 1586, 1891, 2318, 3782, 4693, 7657, 9386, 11191, 15067, 15314, 22021, 22382, 24583, 30134, 35929, 44042, 49166, 71858, 145483, 286273, 290966, 467077, 572546, 682651, 934154, 1365302, 8874463, 17748926]

約数ペア:

[(1, 17748926), (2, 8874463), (13, 1365302), (19, 934154), (26, 682651), (31, 572546), (38, 467077), (61, 290966), (62, 286273), (122, 145483), (247, 71858), (361, 49166), (403, 44042), (494, 35929), (589, 30134), (722, 24583), (793, 22382), (806, 22021), (1159, 15314), (1178, 15067), (1586, 11191), (1891, 9386), (2318, 7657), (3782, 4693)]