18245785236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{971}}^1\times {\mathrm{31957}}^1$

素因数の和:32949

約数の個数: 72

約数和(自身を含む): 49576828896

約数和(自身を除く): 31331043660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 971, 1942, 2913, 3884, 5826, 6797, 11652, 13594, 20391, 27188, 31957, 40782, 47579, 63914, 81564, 95158, 95871, 127828, 142737, 190316, 191742, 223699, 285474, 383484, 447398, 570948, 671097, 894796, 1342194, 1565893, 2684388, 3131786, 4697679, 6263572, 9395358, 18790716, 31030247, 62060494, 93090741, 124120988, 186181482, 217211729, 372362964, 434423458, 651635187, 868846916, 1303270374, 1520482103, 2606540748, 3040964206, 4561446309, 6081928412, 9122892618, 18245785236]

約数ペア:

[(1, 18245785236), (2, 9122892618), (3, 6081928412), (4, 4561446309), (6, 3040964206), (7, 2606540748), (12, 1520482103), (14, 1303270374), (21, 868846916), (28, 651635187), (42, 434423458), (49, 372362964), (84, 217211729), (98, 186181482), (147, 124120988), (196, 93090741), (294, 62060494), (588, 31030247), (971, 18790716), (1942, 9395358), (2913, 6263572), (3884, 4697679), (5826, 3131786), (6797, 2684388), (11652, 1565893), (13594, 1342194), (20391, 894796), (27188, 671097), (31957, 570948), (40782, 447398), (47579, 383484), (63914, 285474), (81564, 223699), (95158, 191742), (95871, 190316), (127828, 142737)]