20247678

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 29518722

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 89, 99, 178, 198, 267, 297, 383, 534, 594, 766, 801, 979, 1149, 1602, 1958, 2298, 2403, 2937, 3447, 4213, 4806, 5874, 6894, 8426, 8811, 10341, 12639, 17622, 20682, 25278, 26433, 34087, 37917, 52866, 68174, 75834, 102261, 113751, 204522, 227502, 306783, 374957, 613566, 749914, 920349, 1124871, 1840698, 2249742, 3374613, 6749226, 10123839, 20247678]

約数ペア:

[(1, 20247678), (2, 10123839), (3, 6749226), (6, 3374613), (9, 2249742), (11, 1840698), (18, 1124871), (22, 920349), (27, 749914), (33, 613566), (54, 374957), (66, 306783), (89, 227502), (99, 204522), (178, 113751), (198, 102261), (267, 75834), (297, 68174), (383, 52866), (534, 37917), (594, 34087), (766, 26433), (801, 25278), (979, 20682), (1149, 17622), (1602, 12639), (1958, 10341), (2298, 8811), (2403, 8426), (2937, 6894), (3447, 5874), (4213, 4806)]