19842228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 58181760

約数和(自身を除く): 38339532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1109, 1278, 1491, 1988, 2218, 2556, 2982, 3327, 4436, 4473, 5964, 6654, 7763, 8946, 9981, 13308, 15526, 17892, 19962, 23289, 31052, 39924, 46578, 69867, 78739, 93156, 139734, 157478, 236217, 279468, 314956, 472434, 551173, 708651, 944868, 1102346, 1417302, 1653519, 2204692, 2834604, 3307038, 4960557, 6614076, 9921114, 19842228]

約数ペア:

[(1, 19842228), (2, 9921114), (3, 6614076), (4, 4960557), (6, 3307038), (7, 2834604), (9, 2204692), (12, 1653519), (14, 1417302), (18, 1102346), (21, 944868), (28, 708651), (36, 551173), (42, 472434), (63, 314956), (71, 279468), (84, 236217), (126, 157478), (142, 139734), (213, 93156), (252, 78739), (284, 69867), (426, 46578), (497, 39924), (639, 31052), (852, 23289), (994, 19962), (1109, 17892), (1278, 15526), (1491, 13308), (1988, 9981), (2218, 8946), (2556, 7763), (2982, 6654), (3327, 5964), (4436, 4473)]