19469844

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 51787008

約数和(自身を除く): 32317164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 311, 333, 423, 444, 564, 622, 666, 846, 933, 1244, 1332, 1692, 1739, 1866, 2799, 3478, 3732, 5217, 5598, 6956, 10434, 11196, 11507, 14617, 15651, 20868, 23014, 29234, 31302, 34521, 43851, 46028, 58468, 62604, 69042, 87702, 103563, 131553, 138084, 175404, 207126, 263106, 414252, 526212, 540829, 1081658, 1622487, 2163316, 3244974, 4867461, 6489948, 9734922, 19469844]

約数ペア:

[(1, 19469844), (2, 9734922), (3, 6489948), (4, 4867461), (6, 3244974), (9, 2163316), (12, 1622487), (18, 1081658), (36, 540829), (37, 526212), (47, 414252), (74, 263106), (94, 207126), (111, 175404), (141, 138084), (148, 131553), (188, 103563), (222, 87702), (282, 69042), (311, 62604), (333, 58468), (423, 46028), (444, 43851), (564, 34521), (622, 31302), (666, 29234), (846, 23014), (933, 20868), (1244, 15651), (1332, 14617), (1692, 11507), (1739, 11196), (1866, 10434), (2799, 6956), (3478, 5598), (3732, 5217)]