18785537888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1\times {\mathrm{593}}^1$

素因数の和:1168

約数の個数: 96

約数和(自身を含む): 40185839232

約数和(自身を除く): 21400301344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 271, 281, 416, 542, 562, 593, 1084, 1124, 1186, 2168, 2248, 2372, 3523, 3653, 4336, 4496, 4744, 7046, 7306, 7709, 8672, 8992, 9488, 14092, 14612, 15418, 18976, 28184, 29224, 30836, 56368, 58448, 61672, 76151, 112736, 116896, 123344, 152302, 160703, 166633, 246688, 304604, 321406, 333266, 609208, 642812, 666532, 989963, 1218416, 1285624, 1333064, 1979926, 2089139, 2166229, 2436832, 2571248, 2666128, 3959852, 4178278, 4332458, 5142496, 5332256, 7919704, 8356556, 8664916, 15839408, 16713112, 17329832, 31678816, 33426224, 34659664, 45157543, 66852448, 69319328, 90315086, 180630172, 361260344, 587048059, 722520688, 1174096118, 1445041376, 2348192236, 4696384472, 9392768944, 18785537888]

約数ペア:

[(1, 18785537888), (2, 9392768944), (4, 4696384472), (8, 2348192236), (13, 1445041376), (16, 1174096118), (26, 722520688), (32, 587048059), (52, 361260344), (104, 180630172), (208, 90315086), (271, 69319328), (281, 66852448), (416, 45157543), (542, 34659664), (562, 33426224), (593, 31678816), (1084, 17329832), (1124, 16713112), (1186, 15839408), (2168, 8664916), (2248, 8356556), (2372, 7919704), (3523, 5332256), (3653, 5142496), (4336, 4332458), (4496, 4178278), (4744, 3959852), (7046, 2666128), (7306, 2571248), (7709, 2436832), (8672, 2166229), (8992, 2089139), (9488, 1979926), (14092, 1333064), (14612, 1285624), (15418, 1218416), (18976, 989963), (28184, 666532), (29224, 642812), (30836, 609208), (56368, 333266), (58448, 321406), (61672, 304604), (76151, 246688), (112736, 166633), (116896, 160703), (123344, 152302)]