19366991985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1097}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 34823851776

約数和(自身を除く): 15456859791

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 121, 137, 165, 213, 355, 363, 411, 605, 685, 781, 1065, 1097, 1507, 1815, 2055, 2343, 3291, 3905, 4521, 5485, 7535, 8591, 9727, 11715, 12067, 16455, 16577, 22605, 25773, 29181, 36201, 42955, 48635, 49731, 60335, 77887, 82885, 106997, 128865, 132737, 145905, 150289, 181005, 233661, 248655, 320991, 389435, 398211, 450867, 534985, 663685, 751445, 856757, 1168305, 1176967, 1604955, 1653179, 1991055, 2254335, 2570271, 3530901, 4283785, 4959537, 5884835, 8265895, 9424327, 10670519, 12851355, 17654505, 18184969, 24797685, 28272981, 32011557, 47121635, 53352595, 54554907, 90924845, 117375709, 141364905, 160057785, 272774535, 352127127, 586878545, 1291132799, 1760635635, 3873398397, 6455663995, 19366991985]

約数ペア:

[(1, 19366991985), (3, 6455663995), (5, 3873398397), (11, 1760635635), (15, 1291132799), (33, 586878545), (55, 352127127), (71, 272774535), (121, 160057785), (137, 141364905), (165, 117375709), (213, 90924845), (355, 54554907), (363, 53352595), (411, 47121635), (605, 32011557), (685, 28272981), (781, 24797685), (1065, 18184969), (1097, 17654505), (1507, 12851355), (1815, 10670519), (2055, 9424327), (2343, 8265895), (3291, 5884835), (3905, 4959537), (4521, 4283785), (5485, 3530901), (7535, 2570271), (8591, 2254335), (9727, 1991055), (11715, 1653179), (12067, 1604955), (16455, 1176967), (16577, 1168305), (22605, 856757), (25773, 751445), (29181, 663685), (36201, 534985), (42955, 450867), (48635, 398211), (49731, 389435), (60335, 320991), (77887, 248655), (82885, 233661), (106997, 181005), (128865, 150289), (132737, 145905)]