19659630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 49102848

約数和(自身を除く): 29443218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 73, 94, 141, 146, 191, 219, 235, 282, 365, 382, 438, 470, 573, 705, 730, 955, 1095, 1146, 1410, 1910, 2190, 2865, 3431, 5730, 6862, 8977, 10293, 13943, 17155, 17954, 20586, 26931, 27886, 34310, 41829, 44885, 51465, 53862, 69715, 83658, 89770, 102930, 134655, 139430, 209145, 269310, 418290, 655321, 1310642, 1965963, 3276605, 3931926, 6553210, 9829815, 19659630]

約数ペア:

[(1, 19659630), (2, 9829815), (3, 6553210), (5, 3931926), (6, 3276605), (10, 1965963), (15, 1310642), (30, 655321), (47, 418290), (73, 269310), (94, 209145), (141, 139430), (146, 134655), (191, 102930), (219, 89770), (235, 83658), (282, 69715), (365, 53862), (382, 51465), (438, 44885), (470, 41829), (573, 34310), (705, 27886), (730, 26931), (955, 20586), (1095, 17954), (1146, 17155), (1410, 13943), (1910, 10293), (2190, 8977), (2865, 6862), (3431, 5730)]