20041781745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1\times {\mathrm{1231}}^1$

素因数の和:2454

約数の個数: 64

約数和(自身を含む): 34334834688

約数和(自身を除く): 14293052943

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 1151, 1231, 2829, 3453, 3693, 4715, 5755, 6155, 14145, 17265, 18465, 26473, 28313, 47191, 50471, 79419, 84939, 132365, 141565, 141573, 151413, 235955, 252355, 397095, 424695, 707865, 757065, 1085393, 1160833, 1416881, 3256179, 3482499, 4250643, 5426965, 5804165, 7084405, 16280895, 17412495, 21253215, 32588263, 58092121, 97764789, 162941315, 174276363, 290460605, 488823945, 871381815, 1336118783, 4008356349, 6680593915, 20041781745]

約数ペア:

[(1, 20041781745), (3, 6680593915), (5, 4008356349), (15, 1336118783), (23, 871381815), (41, 488823945), (69, 290460605), (115, 174276363), (123, 162941315), (205, 97764789), (345, 58092121), (615, 32588263), (943, 21253215), (1151, 17412495), (1231, 16280895), (2829, 7084405), (3453, 5804165), (3693, 5426965), (4715, 4250643), (5755, 3482499), (6155, 3256179), (14145, 1416881), (17265, 1160833), (18465, 1085393), (26473, 757065), (28313, 707865), (47191, 424695), (50471, 397095), (79419, 252355), (84939, 235955), (132365, 151413), (141565, 141573)]