16222428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 44400720

約数和(自身を除く): 28178292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 641, 666, 684, 703, 1282, 1332, 1406, 1923, 2109, 2564, 2812, 3846, 4218, 5769, 6327, 7692, 8436, 11538, 12179, 12654, 23076, 23717, 24358, 25308, 36537, 47434, 48716, 71151, 73074, 94868, 109611, 142302, 146148, 213453, 219222, 284604, 426906, 438444, 450623, 853812, 901246, 1351869, 1802492, 2703738, 4055607, 5407476, 8111214, 16222428]

約数ペア:

[(1, 16222428), (2, 8111214), (3, 5407476), (4, 4055607), (6, 2703738), (9, 1802492), (12, 1351869), (18, 901246), (19, 853812), (36, 450623), (37, 438444), (38, 426906), (57, 284604), (74, 219222), (76, 213453), (111, 146148), (114, 142302), (148, 109611), (171, 94868), (222, 73074), (228, 71151), (333, 48716), (342, 47434), (444, 36537), (641, 25308), (666, 24358), (684, 23717), (703, 23076), (1282, 12654), (1332, 12179), (1406, 11538), (1923, 8436), (2109, 7692), (2564, 6327), (2812, 5769), (3846, 4218)]