20152356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 56770560

約数和(自身を除く): 36618204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 71, 84, 93, 109, 124, 142, 186, 213, 217, 218, 284, 327, 372, 426, 434, 436, 497, 651, 654, 763, 852, 868, 994, 1302, 1308, 1491, 1526, 1988, 2201, 2289, 2604, 2982, 3052, 3379, 4402, 4578, 5964, 6603, 6758, 7739, 8804, 9156, 10137, 13206, 13516, 15407, 15478, 20274, 23217, 23653, 26412, 30814, 30956, 40548, 46221, 46434, 47306, 54173, 61628, 70959, 92442, 92868, 94612, 108346, 141918, 162519, 184884, 216692, 239909, 283836, 325038, 479818, 650076, 719727, 959636, 1439454, 1679363, 2878908, 3358726, 5038089, 6717452, 10076178, 20152356]

約数ペア:

[(1, 20152356), (2, 10076178), (3, 6717452), (4, 5038089), (6, 3358726), (7, 2878908), (12, 1679363), (14, 1439454), (21, 959636), (28, 719727), (31, 650076), (42, 479818), (62, 325038), (71, 283836), (84, 239909), (93, 216692), (109, 184884), (124, 162519), (142, 141918), (186, 108346), (213, 94612), (217, 92868), (218, 92442), (284, 70959), (327, 61628), (372, 54173), (426, 47306), (434, 46434), (436, 46221), (497, 40548), (651, 30956), (654, 30814), (763, 26412), (852, 23653), (868, 23217), (994, 20274), (1302, 15478), (1308, 15407), (1491, 13516), (1526, 13206), (1988, 10137), (2201, 9156), (2289, 8804), (2604, 7739), (2982, 6758), (3052, 6603), (3379, 5964), (4402, 4578)]