19677276

素因数分解:

$2^2\times 3^3\times {\mathrm{167}}^1\times {\mathrm{1091}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 31690404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 167, 334, 501, 668, 1002, 1091, 1503, 2004, 2182, 3006, 3273, 4364, 4509, 6012, 6546, 9018, 9819, 13092, 18036, 19638, 29457, 39276, 58914, 117828, 182197, 364394, 546591, 728788, 1093182, 1639773, 2186364, 3279546, 4919319, 6559092, 9838638, 19677276]

約数ペア:

[(1, 19677276), (2, 9838638), (3, 6559092), (4, 4919319), (6, 3279546), (9, 2186364), (12, 1639773), (18, 1093182), (27, 728788), (36, 546591), (54, 364394), (108, 182197), (167, 117828), (334, 58914), (501, 39276), (668, 29457), (1002, 19638), (1091, 18036), (1503, 13092), (2004, 9819), (2182, 9018), (3006, 6546), (3273, 6012), (4364, 4509)]