38320516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 77728896

約数和(自身を除く): 39408380

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 67, 68, 134, 221, 268, 442, 647, 871, 884, 1139, 1294, 1742, 2278, 2588, 3484, 4556, 8411, 10999, 14807, 16822, 21998, 29614, 33644, 43349, 43996, 59228, 86698, 142987, 173396, 285974, 563537, 571948, 736933, 1127074, 1473866, 2254148, 2947732, 9580129, 19160258, 38320516]

約数ペア:

[(1, 38320516), (2, 19160258), (4, 9580129), (13, 2947732), (17, 2254148), (26, 1473866), (34, 1127074), (52, 736933), (67, 571948), (68, 563537), (134, 285974), (221, 173396), (268, 142987), (442, 86698), (647, 59228), (871, 43996), (884, 43349), (1139, 33644), (1294, 29614), (1742, 21998), (2278, 16822), (2588, 14807), (3484, 10999), (4556, 8411)]