388736048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{3221}}^1$

素因数の和:3645

約数の個数: 40

約数和(自身を含む): 795060720

約数和(自身を除く): 406324672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 397, 794, 1588, 3176, 3221, 6352, 6442, 7543, 12884, 15086, 25768, 30172, 51536, 60344, 61199, 120688, 122398, 244796, 489592, 979184, 1278737, 2557474, 5114948, 10229896, 20459792, 24296003, 48592006, 97184012, 194368024, 388736048]

約数ペア:

[(1, 388736048), (2, 194368024), (4, 97184012), (8, 48592006), (16, 24296003), (19, 20459792), (38, 10229896), (76, 5114948), (152, 2557474), (304, 1278737), (397, 979184), (794, 489592), (1588, 244796), (3176, 122398), (3221, 120688), (6352, 61199), (6442, 60344), (7543, 51536), (12884, 30172), (15086, 25768)]