19047795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 35610624

約数和(自身を除く): 16562829

約数列:

[1, 3, 5, 13, 15, 23, 31, 39, 65, 69, 93, 115, 137, 155, 195, 299, 345, 403, 411, 465, 685, 713, 897, 1209, 1495, 1781, 2015, 2055, 2139, 3151, 3565, 4247, 4485, 5343, 6045, 8905, 9269, 9453, 10695, 12741, 15755, 21235, 26715, 27807, 40963, 46345, 47265, 55211, 63705, 97681, 122889, 139035, 165633, 204815, 276055, 293043, 488405, 614445, 828165, 1269853, 1465215, 3809559, 6349265, 19047795]

約数ペア:

[(1, 19047795), (3, 6349265), (5, 3809559), (13, 1465215), (15, 1269853), (23, 828165), (31, 614445), (39, 488405), (65, 293043), (69, 276055), (93, 204815), (115, 165633), (137, 139035), (155, 122889), (195, 97681), (299, 63705), (345, 55211), (403, 47265), (411, 46345), (465, 40963), (685, 27807), (713, 26715), (897, 21235), (1209, 15755), (1495, 12741), (1781, 10695), (2015, 9453), (2055, 9269), (2139, 8905), (3151, 6045), (3565, 5343), (4247, 4485)]