17953884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{227}}^1$

素因数の和:276

約数の個数: 72

約数和(自身を含む): 49380240

約数和(自身を除く): 31426356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 227, 234, 338, 454, 468, 507, 676, 681, 908, 1014, 1362, 1521, 2028, 2043, 2197, 2724, 2951, 3042, 4086, 4394, 5902, 6084, 6591, 8172, 8788, 8853, 11804, 13182, 17706, 19773, 26364, 26559, 35412, 38363, 39546, 53118, 76726, 79092, 106236, 115089, 153452, 230178, 345267, 460356, 498719, 690534, 997438, 1381068, 1496157, 1994876, 2992314, 4488471, 5984628, 8976942, 17953884]

約数ペア:

[(1, 17953884), (2, 8976942), (3, 5984628), (4, 4488471), (6, 2992314), (9, 1994876), (12, 1496157), (13, 1381068), (18, 997438), (26, 690534), (36, 498719), (39, 460356), (52, 345267), (78, 230178), (117, 153452), (156, 115089), (169, 106236), (227, 79092), (234, 76726), (338, 53118), (454, 39546), (468, 38363), (507, 35412), (676, 26559), (681, 26364), (908, 19773), (1014, 17706), (1362, 13182), (1521, 11804), (2028, 8853), (2043, 8788), (2197, 8172), (2724, 6591), (2951, 6084), (3042, 5902), (4086, 4394)]