19699974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{541}}^1$

素因数の和:590

約数の個数: 72

約数和(自身を含む): 51914928

約数和(自身を除く): 32214954

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 289, 306, 357, 541, 578, 714, 867, 1071, 1082, 1623, 1734, 2023, 2142, 2601, 3246, 3787, 4046, 4869, 5202, 6069, 7574, 9197, 9738, 11361, 12138, 18207, 18394, 22722, 27591, 34083, 36414, 55182, 64379, 68166, 82773, 128758, 156349, 165546, 193137, 312698, 386274, 469047, 579411, 938094, 1094443, 1158822, 1407141, 2188886, 2814282, 3283329, 6566658, 9849987, 19699974]

約数ペア:

[(1, 19699974), (2, 9849987), (3, 6566658), (6, 3283329), (7, 2814282), (9, 2188886), (14, 1407141), (17, 1158822), (18, 1094443), (21, 938094), (34, 579411), (42, 469047), (51, 386274), (63, 312698), (102, 193137), (119, 165546), (126, 156349), (153, 128758), (238, 82773), (289, 68166), (306, 64379), (357, 55182), (541, 36414), (578, 34083), (714, 27591), (867, 22722), (1071, 18394), (1082, 18207), (1623, 12138), (1734, 11361), (2023, 9738), (2142, 9197), (2601, 7574), (3246, 6069), (3787, 5202), (4046, 4869)]