19291840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 84

約数和(自身を含む): 48774096

約数和(自身を除く): 29482256

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 167, 190, 304, 320, 334, 361, 380, 608, 668, 722, 760, 835, 1216, 1336, 1444, 1520, 1670, 1805, 2672, 2888, 3040, 3173, 3340, 3610, 5344, 5776, 6080, 6346, 6680, 7220, 10688, 11552, 12692, 13360, 14440, 15865, 23104, 25384, 26720, 28880, 31730, 50768, 53440, 57760, 60287, 63460, 101536, 115520, 120574, 126920, 203072, 241148, 253840, 301435, 482296, 507680, 602870, 964592, 1015360, 1205740, 1929184, 2411480, 3858368, 4822960, 9645920, 19291840]

約数ペア:

[(1, 19291840), (2, 9645920), (4, 4822960), (5, 3858368), (8, 2411480), (10, 1929184), (16, 1205740), (19, 1015360), (20, 964592), (32, 602870), (38, 507680), (40, 482296), (64, 301435), (76, 253840), (80, 241148), (95, 203072), (152, 126920), (160, 120574), (167, 115520), (190, 101536), (304, 63460), (320, 60287), (334, 57760), (361, 53440), (380, 50768), (608, 31730), (668, 28880), (722, 26720), (760, 25384), (835, 23104), (1216, 15865), (1336, 14440), (1444, 13360), (1520, 12692), (1670, 11552), (1805, 10688), (2672, 7220), (2888, 6680), (3040, 6346), (3173, 6080), (3340, 5776), (3610, 5344)]